OT-2026-000049506
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000049506) never changes.
Identity and time
| Publication number | OT-2026-000049506 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-7028-aa1f-69ad65e19b51 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049506 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0b441197d1464f864a0bc77a2d7144f11c9b829cb7470325a8e5b96b67c6132a |
|---|---|
| Markdown | ab6110c949b6ac5a8bb6b64a541864f0ebdbffcc0e868e0d4aa6530b0baae6f2 |
| Publication page | fb461036e3b0c42a99dc55d5b17f018d8a5e45840e3fd128790fdcd770a6a5ba |
| Manifest | 9adffd3e75588598f5431cb636a84ac629a6be0b9ee0a64162691a16e07ef485 |
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 | bBsXvZ4q3LxSyf6+OUAQuyH9Qp8zFgn86/ZxVj72V1rAn423A/OFflLtDrt/USkHFbUj91qiPcx+nsrKreB0DQ== |
| 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
| 2026-09-17T11:02:21.645832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049506observed fb461036e3b0c42a99dc55d5b17f018d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:21.626529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049506/manifest.jsonobserved 9adffd3e75588598f5431cb636a84ac6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:21.607293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049506/publication.mdobserved ab6110c949b6ac5a8bb6b64a541864f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:21.587093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049506/publication.txtobserved 0b441197d1464f864a0bc77a2d7144f1...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. |
|---|