OT-2026-000072973
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000072973) never changes.
Identity and time
| Publication number | OT-2026-000072973 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c815-7fda-bca6-74e7cb578a76 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072973 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2fc687dab68906d9ae6c56d9588c6a4f1b5f1c2f96c459e6b79e438ddbaa9dba |
|---|---|
| Markdown | cd1ce35c609e02585c98ae57a7fa3a8f18f0c364dec3c26e8f97b032fd46ae5f |
| Publication page | 5bc0997ac8c90022d7f53e138be0e471c4f4822e942cfe5fd754638ff8c56010 |
| Manifest | 7ecf934cac0d2918361b68f63fb39746a48c5782e96c11bb4874acda57f63f52 |
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 | cKMz3EQxgHVaK6J223dsHYzYYoGwnPd4wsQaR/kIMaBE1AnTuRuMMqsUmoZS6K2sIsAiBtQ5wAQw+k9w86wBAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:21:54.076317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072973observed 5bc0997ac8c90022d7f53e138be0e471...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:54.060526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072973/manifest.jsonobserved 7ecf934cac0d2918361b68f63fb39746...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:54.032331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072973/publication.mdobserved cd1ce35c609e02585c98ae57a7fa3a8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:54.000735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072973/publication.txtobserved 2fc687dab68906d9ae6c56d9588c6a4f...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. |
|---|