OT-2026-000084977
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, sustained 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-2026-000084977) never changes.
Identity and time
| Publication number | OT-2026-000084977 · never reused |
|---|---|
| Internal UUID | 01a0ae99-43b7-7820-9bfe-cfdfba6eac48 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:01:15.103896Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000084977 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6ca3479860741465a883ec3bad56ef69ef776293788815e586bbccb24b11456c |
|---|---|
| Markdown | 5fb46bda868c17630f3c77988cbaa24dba329047fe140d2b2e2ea829225efb60 |
| Publication page | dd448a19cf7c6688345dac775af87a137dc87545376435cf65249b5a9e7727b4 |
| Manifest | f6c95ef6c0b2a2ff57ad3aaf35c5793c408dafb7d76e82a951d1d83a48363daf |
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 | GJQVIWkM4qSj6YV0YRwChhB2wUi2jRooSfXPokmkzDpGxvs5XXjFAcZnek9dXNcVEfML01HA4piKtSeKAfyuBA== |
| 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
| 2026-10-27T08:41:16.406459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084977observed dd448a19cf7c6688345dac775af87a13...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-27T08:41:16.266921Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084977/manifest.jsonobserved f6c95ef6c0b2a2ff57ad3aaf35c5793c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T08:41:16.174908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084977/publication.mdobserved 5fb46bda868c17630f3c77988cbaa24d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T08:41:15.948855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084977/publication.txtobserved 6ca3479860741465a883ec3bad56ef69...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T20:41:35.949683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084977observed dd448a19cf7c6688345dac775af87a13...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T20:41:35.869561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084977/manifest.jsonobserved f6c95ef6c0b2a2ff57ad3aaf35c5793c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T20:41:35.800375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084977/publication.mdobserved 5fb46bda868c17630f3c77988cbaa24d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T20:41:35.714294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084977/publication.txtobserved 6ca3479860741465a883ec3bad56ef69...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 |
|---|