OT-2026-000015250
Publication integrity record
Foam pad vacuum gripper, common isolation valve, 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-2026-000015250) never changes.
Identity and time
| Publication number | OT-2026-000015250 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-7451-b52a-c8941fc0b91e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015250 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7287d75437746974eb342a954337a579c0eb9447e1acc8c6318bacea9c9979b |
|---|---|
| Markdown | b19ae26695019e29bbea3e021be82cd20e23af596937e52adb8b7ea85b47947d |
| Publication page | 4e2b6c81ac12f40f386f86be9a571e39ff2b27d73eed625d3a5a991898ef428a |
| Manifest | 10bba733cfc2123a056c2887e94991eb6904b521f6675465fe691cc4180b7926 |
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 | F4BEg/MbQGc6rKM6WDno8jM5SiRkaWYvI3EMLTwkEjmKA8dNly2qmoYajhhEfBWuts51CNvs4j7I4yuOLCNoAQ== |
| 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
| 2026-09-17T12:05:53.912264Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015250observed 4e2b6c81ac12f40f386f86be9a571e39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:53.894005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015250/manifest.jsonobserved 10bba733cfc2123a056c2887e94991eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:53.874073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015250/publication.mdobserved b19ae26695019e29bbea3e021be82cd2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:53.853579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015250/publication.txtobserved c7287d75437746974eb342a954337a57...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
| Custody package | Pending Custody packages are produced weekly. |
|---|