OT-2026-000040399
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000040399) never changes.
Identity and time
| Publication number | OT-2026-000040399 · never reused |
|---|---|
| Internal UUID | 01a0ae79-2701-77f3-97c1-0c31a15287ab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:10.588850Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040399 |
| Status | PUBLIC |
Content hashes
| Canonical text | b20fe8320cc6f684dc584a12ed156988131e525e54c5e99159e12840966d8130 |
|---|---|
| Markdown | e47d4477912ed452b68795594161657b819d283245002391132a4bd84b48289c |
| Publication page | 357d94f3ffa515f77ef219c8ca5acb0bdc4c60f5cf2225c6e796091b9421d12b |
| Manifest | fda1f44068f4718d79e27e31d6ec91920951823f244dc69a4d8f550693f14b74 |
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 | YKCcigKr28BDBDHvo0eI+Uyzk+4yHtBl4XQLtT6BUZrgSiUTPSpmtqW/fbkCxDKXMYPRGu5QMbS04mNC/ecLCw== |
| 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
| 2026-10-26T12:41:31.927192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040399observed 357d94f3ffa515f77ef219c8ca5acb0b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-26T12:41:31.877850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040399/manifest.jsonobserved fda1f44068f4718d79e27e31d6ec9192...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T12:41:31.827374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040399/publication.mdobserved e47d4477912ed452b68795594161657b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T12:41:31.771844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040399/publication.txtobserved b20fe8320cc6f684dc584a12ed156988...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T00:42:16.951788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040399observed 357d94f3ffa515f77ef219c8ca5acb0b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T00:42:16.844186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040399/manifest.jsonobserved fda1f44068f4718d79e27e31d6ec9192...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T00:42:16.711465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040399/publication.mdobserved e47d4477912ed452b68795594161657b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T00:42:16.592535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040399/publication.txtobserved b20fe8320cc6f684dc584a12ed156988...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 |
|---|