OT-2026-000030239
Publication integrity record
Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed 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-2026-000030239) never changes.
Identity and time
| Publication number | OT-2026-000030239 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e500-70e9-8b35-286873fb0b32 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030239 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f4354be401aea61093a270166d525ccd3a2045cd73309657a2a2493fcccce9e |
|---|---|
| Markdown | 0ab4de1b4bcb156cbcf007faa09ed9c2ee07f302e8f8501306774dc96f9791dd |
| Publication page | 6bf5f16c3d7391ad2ef2a7714bd65aea6868d8ad57b4a44555f57f2063235af5 |
| Manifest | 0f484b9ced9be99b5b625d9a81a9cddfb2c1b86306e4c9bfb46bb55be7237b10 |
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 | ZivCRzgrlUgFzEEXw61GA97oXO7En0xCNBrecdm0ig3DklRd4WntrNBKwqAUJwd4vIh6wYlJ1DZ8lCYQvVyiCA== |
| 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
| 2026-10-08T12:41:12.205323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030239observed 6bf5f16c3d7391ad2ef2a7714bd65aea...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-08T12:41:12.125106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030239/manifest.jsonobserved 0f484b9ced9be99b5b625d9a81a9cddf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T12:41:12.038360Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030239/publication.mdobserved 0ab4de1b4bcb156cbcf007faa09ed9c2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T12:41:11.791220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030239/publication.txtobserved 3f4354be401aea61093a270166d525cc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T16:41:05.266528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030239observed 6bf5f16c3d7391ad2ef2a7714bd65aea...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T16:41:05.169272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030239/manifest.jsonobserved 0f484b9ced9be99b5b625d9a81a9cddf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T16:41:05.066214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030239/publication.mdobserved 0ab4de1b4bcb156cbcf007faa09ed9c2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T16:41:04.980593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030239/publication.txtobserved 3f4354be401aea61093a270166d525cc...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 |
|---|