OT-2026-000053727
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000053727) never changes.
Identity and time
| Publication number | OT-2026-000053727 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735c-7d4d-ac85-3fc53b6b3866 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053727 |
| Status | PUBLIC |
Content hashes
| Canonical text | 11cc64b8e21a326256621705eea1fff53af44bd78cc7459448c04862c6aa9cf4 |
|---|---|
| Markdown | a12056c417c27614e071cd1226fb05a86ba188e43caec568f3cc10ed65554a86 |
| Publication page | 11c4863cd99949177b36b5275ad5574279c320c6fb2eb0aeb33d5ccbba68588b |
| Manifest | cdcd49c36a86c9d9334065a1ccd1c308affbac60572b910c86f91ebaba07f1a1 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | QuAHjpvQV0kdULDU3KnsmZncl6k4XCB2IG+ZEGLW4fBfBJRJJrLdfFkEoI9qP+u+pRiD6k8oZEbW6ejp30kfBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-10-25T12:41:58.156049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053727observed 11c4863cd99949177b36b5275ad55742...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-25T12:41:58.104768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053727/manifest.jsonobserved cdcd49c36a86c9d9334065a1ccd1c308...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T12:41:58.046264Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053727/publication.mdobserved a12056c417c27614e071cd1226fb05a8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T12:41:57.936979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053727/publication.txtobserved 11cc64b8e21a326256621705eea1fff5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T08:41:36.839168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053727observed 11c4863cd99949177b36b5275ad55742...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T08:41:36.764433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053727/manifest.jsonobserved cdcd49c36a86c9d9334065a1ccd1c308...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T08:41:36.688076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053727/publication.mdobserved a12056c417c27614e071cd1226fb05a8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T08:41:36.589080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053727/publication.txtobserved 11cc64b8e21a326256621705eea1fff5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|