OT-2026-000083414
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000083414) never changes.
Identity and time
| Publication number | OT-2026-000083414 · never reused |
|---|---|
| Internal UUID | 01a0ae97-c964-7759-b34e-5ea70dc3cd1f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:38.321156Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083414 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1c3b36c5e204d6728ca8e2ac79633621aeeae3c95f3159db442fe2ab0b73d2a0 |
|---|---|
| Markdown | 0ee09522a6610b71f1bc6aed4f7c062f14488ea52e57310fc0183fce38d65ef5 |
| Publication page | 0cd81fd57937b8bb8a8d200fa2e1d57bf095ad8e53fefda5fe56fa7da5c116ab |
| Manifest | 14d0063cc02b45eb4abf9cf3299985409b788be7d74824cf531f3429e5c01b43 |
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 | S9GgGrFxe9VpYBPMZZzMN7iayV+hqmXt4d2TgGwZ72pHaB7xCs5fvOaoO+LZ59VeN4Tw+JkZTtf1W5Lj0jG6CA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-16T00:41:38.360415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083414observed 0cd81fd57937b8bb8a8d200fa2e1d57b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-16T00:41:38.263991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083414/manifest.jsonobserved 14d0063cc02b45eb4abf9cf329998540...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T00:41:38.123920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083414/publication.mdobserved 0ee09522a6610b71f1bc6aed4f7c062f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T00:41:37.983315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083414/publication.txtobserved 1c3b36c5e204d6728ca8e2ac79633621...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T04:41:41.373923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083414observed 0cd81fd57937b8bb8a8d200fa2e1d57b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T04:41:41.293143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083414/manifest.jsonobserved 14d0063cc02b45eb4abf9cf329998540...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T04:41:41.215944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083414/publication.mdobserved 0ee09522a6610b71f1bc6aed4f7c062f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T04:41:41.093555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083414/publication.txtobserved 1c3b36c5e204d6728ca8e2ac79633621...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 |
|---|