OT-2026-000055431
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, single 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-2026-000055431) never changes.
Identity and time
| Publication number | OT-2026-000055431 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a101-7a20-8484-659f308780e7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055431 |
| Status | PUBLIC |
Content hashes
| Canonical text | 22be4e84cd8b9a7bfee3632cfb9c5f4448e11c4388d06e491757830b169b99f3 |
|---|---|
| Markdown | 961a4f0ff27cdc12d8b4854802a53fe9cb05efe3eee9f5f59a220c5505e31893 |
| Publication page | cf4363b2f452c20610ebe0c8f4e6f9fc07e59a0f6be36ad55e54b06f64621e63 |
| Manifest | 6a03fd4c8e45f69ed01d41109101502650f666ad0354c04c4bcc58acfb84185f |
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 | FVLO9e08Jo4ofNsf4cuxARTYTJk0NrzkQVxFL/ANkAcj+GfWNIwNU0+0S/AHDyqrzwJjcfejO2isBWC4o4EPAA== |
| 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
| 2026-09-17T10:52:04.772832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055431observed cf4363b2f452c20610ebe0c8f4e6f9fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:04.756650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055431/manifest.jsonobserved 6a03fd4c8e45f69ed01d411091015026...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:04.739031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055431/publication.mdobserved 961a4f0ff27cdc12d8b4854802a53fe9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:04.721687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055431/publication.txtobserved 22be4e84cd8b9a7bfee3632cfb9c5f44...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. |
|---|