OT-2026-000062731
Publication integrity record
Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold 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-2026-000062731) never changes.
Identity and time
| Publication number | OT-2026-000062731 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-6389-7acf-8abb-53f7ea3cacdf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:47:11.271900Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000062731 |
| Status | PUBLIC |
Content hashes
| Canonical text | 22f3724541909ee2a95379439d097a84742e5b2d93afa385fdd4e00d5e19efbf |
|---|---|
| Markdown | 7d632e38e44296dbec9bf1dc71a00c72390506e974631967b7874b39f37a8d3a |
| Publication page | ba70726ebc96e0fa1d614f9e4edbd206c7ec8734ef02a13757e6e4fabc42aa8a |
| Manifest | a9b8b1b266302da70172ae5db38426d2ba9411ccd7c51b4e4857d317cd5dfd20 |
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 | gJXk2ZKkHxrypVNB+Q2/mTmpyHOcw0BHgqvoJkx76HRattgSpUuCESM26xxO4KRvPT0FcqKhoyuC1PCkiLLpBg== |
| 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
| 2026-10-25T04:41:46.274023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062731observed ba70726ebc96e0fa1d614f9e4edbd206...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-25T04:41:46.202302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062731/manifest.jsonobserved a9b8b1b266302da70172ae5db38426d2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T04:41:46.128817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062731/publication.mdobserved 7d632e38e44296dbec9bf1dc71a00c72...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T04:41:46.053466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062731/publication.txtobserved 22f3724541909ee2a95379439d097a84...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:23:12.510545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062731observed ba70726ebc96e0fa1d614f9e4edbd206...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:23:12.496228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062731/manifest.jsonobserved a9b8b1b266302da70172ae5db38426d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:23:12.480355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062731/publication.mdobserved 7d632e38e44296dbec9bf1dc71a00c72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:23:12.376649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062731/publication.txtobserved 22f3724541909ee2a95379439d097a84...fetched by instance-3.rotem.ai from 34.69.0.72, 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 |
|---|