OT-2026-000013621
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000013621) never changes.
Identity and time
| Publication number | OT-2026-000013621 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-7300-80ac-9573886772e1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013621 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7c472f0edc999d276f3f8a302a76c094963e128829c564f79de9b1b8731cc4c4 |
|---|---|
| Markdown | 88ddd84e35e34da6f44ce186aefa94bf1c43f9f0f6a38410081f0399099b1803 |
| Publication page | da3afc46d8f000a5ab844a14a08f1983aac992ab1e9f0caf400c0c856e60cd97 |
| Manifest | 7b3723dbe1d94946ad53e3b0af5ae03fccae577a901aa051a6972b61914e1bee |
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 | r206xDTmc+hFs77m5gAbvjp8ET0vzoMLIUSiIOVqGBRe5nqBI7utGjayG/vRkAuwjBwByiLu1plvIRFfTIUIAw== |
| 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
| 2026-09-17T12:10:32.066926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013621observed da3afc46d8f000a5ab844a14a08f1983...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:32.049109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013621/manifest.jsonobserved 7b3723dbe1d94946ad53e3b0af5ae03f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:32.029113Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013621/publication.mdobserved 88ddd84e35e34da6f44ce186aefa94bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:32.008394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013621/publication.txtobserved 7c472f0edc999d276f3f8a302a76c094...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:33.097009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013621observed da3afc46d8f000a5ab844a14a08f1983...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:33.078122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013621/manifest.jsonobserved 7b3723dbe1d94946ad53e3b0af5ae03f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:33.059402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013621/publication.mdobserved 88ddd84e35e34da6f44ce186aefa94bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:33.040738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013621/publication.txtobserved 7c472f0edc999d276f3f8a302a76c094...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. |
|---|