OT-2026-000029639
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, single 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-2026-000029639) never changes.
Identity and time
| Publication number | OT-2026-000029639 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e23-75be-a795-d90c145e8eec · 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-2026-000029639 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7affad4792a8dc996b782a3a0b34a774f83cfb99d1f1b8072dc8f01361640fb |
|---|---|
| Markdown | c14b1187b8e69f8576746e6c1df3aa1c79a8b0e3f4fe3b8b313000293ecb0d17 |
| Publication page | ee006012d2cd0d0f6994eb60d2e845518ff53edf61246f7949a9b504328e403c |
| Manifest | 419cad7668f5bc4a94db732e5cec02a4d4a7f50669f363bfd10eb6626ffab116 |
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 | J8ufO8lKCngvxpp50sv3IKOSlootnxSNQnAeqGhGICuT2yxHSM41exNxeAy7WHCPRrIpL/3fRyXLHJ0onX/oCw== |
| 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
| 2026-09-17T11:39:20.961621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029639observed ee006012d2cd0d0f6994eb60d2e84551...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:20.942638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029639/manifest.jsonobserved 419cad7668f5bc4a94db732e5cec02a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:20.920679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029639/publication.mdobserved c14b1187b8e69f8576746e6c1df3aa1c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:20.902905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029639/publication.txtobserved c7affad4792a8dc996b782a3a0b34a77...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. |
|---|