OT-2026-000029743
Publication integrity record
Four cup vacuum gripper, four zone face, 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-2026-000029743) never changes.
Identity and time
| Publication number | OT-2026-000029743 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e24-7c79-ae56-ac2158d6a606 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029743 |
| Status | PUBLIC |
Content hashes
| Canonical text | 530a87b8cd36995ec74d3e1c0a12713a097c9522f7542a517467373e5ae1fe4d |
|---|---|
| Markdown | 9aacd0f44af4c87ac4186ad67753e8994eb53ded01f756379f9fd4517db50af5 |
| Publication page | 4a3c996ed57876208c6f37c04e94e881b276bbe3da43ddbc21ba2e1b5ddd8d35 |
| Manifest | df6065867563b15814a32100b33f8b40a78cdfa19c5201e3abcdd3fdcb86dd35 |
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 | h44QEee8yUdBGV1hhzb/Hh/q31USnioiMc8b+DdGGrkzGGhtEcg1KAFaW2obGX99283twhOv0NdCuMPM1lomCA== |
| 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
| 2026-09-17T11:39:29.894556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029743observed 4a3c996ed57876208c6f37c04e94e881...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:29.875727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029743/manifest.jsonobserved df6065867563b15814a32100b33f8b40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:29.856659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029743/publication.mdobserved 9aacd0f44af4c87ac4186ad67753e899...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:29.838665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029743/publication.txtobserved 530a87b8cd36995ec74d3e1c0a12713a...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. |
|---|