OT-2026-000020495
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, two 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-2026-000020495) never changes.
Identity and time
| Publication number | OT-2026-000020495 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7d28-8cfe-f0810e3f64fe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020495 |
| Status | PUBLIC |
Content hashes
| Canonical text | 86da33d5c69c144d02d58d0acb1ea7aadfc6f0a232dc14e42c4c5715fb3f016f |
|---|---|
| Markdown | d77506fd9cc24c5e5b51d11b13cee2738ef963adada7359c787109fab7f022a9 |
| Publication page | cd2f8dcd3aa0ed8a6b421f6fc056198c37c47bfe0567753f6620589913540bbc |
| Manifest | 72c03b58eae4dacb36b13ec7617be54b1d6653fa647d1e85cdb2ed475280efd7 |
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 | UA61dLcHg30/rdhp7qEQ3gh5ucglvKu6J2YMrfcTs1RUecepcJinYN3w6Wn2X+Nd/XKell/r4fApq+YsjWuTBg== |
| 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
| 2026-09-17T12:00:26.951615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020495observed cd2f8dcd3aa0ed8a6b421f6fc056198c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:26.931598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020495/manifest.jsonobserved 72c03b58eae4dacb36b13ec7617be54b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:26.911498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020495/publication.mdobserved d77506fd9cc24c5e5b51d11b13cee273...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:26.883810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020495/publication.txtobserved 86da33d5c69c144d02d58d0acb1ea7aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.250591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020495observed cd2f8dcd3aa0ed8a6b421f6fc056198c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.233211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020495/manifest.jsonobserved 72c03b58eae4dacb36b13ec7617be54b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.215161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020495/publication.mdobserved d77506fd9cc24c5e5b51d11b13cee273...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.197447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020495/publication.txtobserved 86da33d5c69c144d02d58d0acb1ea7aa...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. |
|---|