OT-2026-000003948
Publication integrity record
Porous face vacuum gripper, three zone face, two outlet manifold, pump fed, pressure verified
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-2026-000003948) never changes.
Identity and time
| Publication number | OT-2026-000003948 · never reused |
|---|---|
| Internal UUID | 01a0a90b-8e19-7555-a11f-3e29ff291ffe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:21.916881Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003948 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1df1bb5b52599cc60b3d3020594785a31efc58d0ebd03f65d114eb895507f717 |
|---|---|
| Markdown | cd3ccc1755796946d7859390586dfa00b22d04c68630ade48798e19a7ed2cab7 |
| Publication page | 10425b3886c387fd5e64e8c6516a2c55aead7cd50b0b35785179b1c33b8d052f |
| Manifest | e511722a60915737d772ddb3761ad79746627fb5e21698bc72c6b262a5abde24 |
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 | TmXDunKEMcYblPIS4DwQQhSnCpfBDdn9ApqSNPrPT9FpZEbq2/DjIMCuISIBsehsppdSPF9zD+l8Th+Br7p4BA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:10.517847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003948observed 10425b3886c387fd5e64e8c6516a2c55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:10.501989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003948/manifest.jsonobserved e511722a60915737d772ddb3761ad797...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:10.487763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003948/publication.mdobserved cd3ccc1755796946d7859390586dfa00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:10.473710Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003948/publication.txtobserved 1df1bb5b52599cc60b3d3020594785a3...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. |
|---|