OT-2026-000037168
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
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-2026-000037168) never changes.
Identity and time
| Publication number | OT-2026-000037168 · never reused |
|---|---|
| Internal UUID | 01a0ae77-7741-7ce6-89c0-db57508a7de9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:20.049316Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037168 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3b9688b77acd456458af1e2d3e51a15ff5e745358c4ccd87d941094e2460b453 |
|---|---|
| Markdown | 5c11a9af68c387d59bcf9c4fdc21f1d7e41420b3de0e23d87deea77e5c9294f3 |
| Publication page | 071ffbbb4d6c2202d185aaf26606926d8a8facb66d79c72b50c8c8368700e00d |
| Manifest | 175ee5103aeeda13a03fc0647d4bee9035bcbc7534fec356ef076800223f0a97 |
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 | Jy5wWkEIzwucnmUTE9JDdkyyFXvh+/VXxaSBbIHCzua/ZVv0TVEYN6Q7Uc4cspQVD3gyyy3f6FKwJYNIegV9Aw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
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Independent retrieval
| 2026-10-15T12:41:26.601334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037168observed 071ffbbb4d6c2202d185aaf26606926d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-15T12:41:26.552639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037168/manifest.jsonobserved 175ee5103aeeda13a03fc0647d4bee90...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T12:41:26.501146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037168/publication.mdobserved 5c11a9af68c387d59bcf9c4fdc21f1d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T12:41:26.446212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037168/publication.txtobserved 3b9688b77acd456458af1e2d3e51a15f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T00:41:43.790528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037168observed 071ffbbb4d6c2202d185aaf26606926d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T00:41:43.732554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037168/manifest.jsonobserved 175ee5103aeeda13a03fc0647d4bee90...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T00:41:43.681544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037168/publication.mdobserved 5c11a9af68c387d59bcf9c4fdc21f1d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T00:41:43.593546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037168/publication.txtobserved 3b9688b77acd456458af1e2d3e51a15f...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 |
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