OT-2026-000053643
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000053643) never changes.
Identity and time
| Publication number | OT-2026-000053643 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a95-74e1-a53d-8d56b04bff1d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053643 |
| Status | PUBLIC |
Content hashes
| Canonical text | f8c72d1381d668eed48a28e22a8281d8208c08764c4d30ecf747cd42b2112293 |
|---|---|
| Markdown | f0e27f29b170b9af945c4863dd2e97c37551c0b278ceaf728a233db581d27050 |
| Publication page | fbba5ab0e8763a5af3cb2ae010c3869f551be1123a2e2cb31918fcd367cf7622 |
| Manifest | 065e931847013d42af0e2246f211453c59b03c260ce72f7e8e248f6dbb6abc0c |
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 | eW1apLGC0ZJPGCXAbjgSsakgtLf7b1v9KUNSaqL8Y3tOL2PiACEYBtY+ACVij824JOZQ2xlOCQfwQXFbW995Bg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:31.682630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053643observed fbba5ab0e8763a5af3cb2ae010c3869f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:31.665152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053643/manifest.jsonobserved 065e931847013d42af0e2246f211453c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:31.646069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053643/publication.mdobserved f0e27f29b170b9af945c4863dd2e97c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:31.627005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053643/publication.txtobserved f8c72d1381d668eed48a28e22a8281d8...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. |
|---|