OT-2026-000027299
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump fed, 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-2026-000027299) never changes.
Identity and time
| Publication number | OT-2026-000027299 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6996-7da5-8103-5611914b2902 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027299 |
| Status | PUBLIC |
Content hashes
| Canonical text | 88bd87d3efc018057106986f1a034149423f2c2a2dc3f1563a4727ae959882ef |
|---|---|
| Markdown | 0cd06edc16db3a5a083e3d2303ecb684f58adeed5a691b83905adfe403592e2c |
| Publication page | cc8ad81973f18b0dabfbdc2e1147d8f90c6d6d7e33109a903ae380b287af7f47 |
| Manifest | 783aa8ab0fc8460e9f35201c1dbe5f21553b32b8617da42c2c8c34e1e0e64d05 |
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 | vlg6W0fBTAa203Udt99SBLznBhIyHDg02bG5Gte7jg8XJYH1qiPQxHojjJS7B0tZ5NgMMmU5QSOtQZhvS2cmBg== |
| 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... |
|---|
Independent retrieval
| 2026-11-04T04:41:41.840133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027299observed cc8ad81973f18b0dabfbdc2e1147d8f9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-04T04:41:41.768010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027299/manifest.jsonobserved 783aa8ab0fc8460e9f35201c1dbe5f21...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T04:41:41.716338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027299/publication.mdobserved 0cd06edc16db3a5a083e3d2303ecb684...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T04:41:41.625322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027299/publication.txtobserved 88bd87d3efc018057106986f1a034149...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T00:41:45.475799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027299observed cc8ad81973f18b0dabfbdc2e1147d8f9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T00:41:45.424208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027299/manifest.jsonobserved 783aa8ab0fc8460e9f35201c1dbe5f21...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T00:41:45.352322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027299/publication.mdobserved 0cd06edc16db3a5a083e3d2303ecb684...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T00:41:45.206631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027299/publication.txtobserved 88bd87d3efc018057106986f1a034149...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 |
|---|