OT-2026-000044008
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000044008) never changes.
Identity and time
| Publication number | OT-2026-000044008 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-d679-7ba1-9b1d-4748ed9fc504 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:06.584190Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044008 |
| Status | PUBLIC |
Content hashes
| Canonical text | c6988b47b78ab46e3fe8ab5ec297345faf3f61b6225615b206d9095b89147553 |
|---|---|
| Markdown | daa74093f7b9536ca59890cc76dd5f8eed19b750b609e1193e243132ee324490 |
| Publication page | 34f8d6ee061093e2d707bfbda2ab57e9a9665a121c7b45e8a529054da0f8073e |
| Manifest | 678abf861832c5615ec313add183e5c4a7033630dd4a8072dbfceae2bf3ca683 |
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 | EoreplSZ6dTgxpAyVqHqAI/c6sNLekaRm3A22dcU7bQQijKk1a/lRaKkcyowxMbTxjjhdASkLMnMDRVh5zTKDA== |
| 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
| 2026-11-02T08:41:15.478838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044008observed 34f8d6ee061093e2d707bfbda2ab57e9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-02T08:41:15.415798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044008/manifest.jsonobserved 678abf861832c5615ec313add183e5c4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T08:41:15.358208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044008/publication.mdobserved daa74093f7b9536ca59890cc76dd5f8e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T08:41:15.284400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044008/publication.txtobserved c6988b47b78ab46e3fe8ab5ec297345f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:55.174697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044008observed 34f8d6ee061093e2d707bfbda2ab57e9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:55.124975Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044008/manifest.jsonobserved 678abf861832c5615ec313add183e5c4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:55.054386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044008/publication.mdobserved daa74093f7b9536ca59890cc76dd5f8e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:54.986958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044008/publication.txtobserved c6988b47b78ab46e3fe8ab5ec297345f...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 |
|---|