OT-2026-000022539
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, 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-2026-000022539) never changes.
Identity and time
| Publication number | OT-2026-000022539 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fe-7281-948c-d7b9fb2490a7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022539 |
| Status | PUBLIC |
Content hashes
| Canonical text | dec4ad3a290afb47ba7204cb84bbfa07c19f4e0d7c8df54b84a450a8b79f68aa |
|---|---|
| Markdown | 40481f3c91f3ab588d67caa1c8f0ef91d66c9378dc612368ad4a0a66337987cf |
| Publication page | 26f32033c46e328b0d0420520ef929cf66bda5572693893ab71190acea1d1846 |
| Manifest | 1e222dc712a4b0929109c616f95efc2ece212b0b036accdf8eac0ca4b21a8e53 |
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 | nzANLGTeyKE5sgYI65bOKKg845b/ahqOXHng3VP1pnfsg+zMuoHPExFUUNht79CQ6tPNytrct/OeGp/O7OZ5Cg== |
| 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
| 2026-09-17T11:53:58.390924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022539observed 26f32033c46e328b0d0420520ef929cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:58.374346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022539/manifest.jsonobserved 1e222dc712a4b0929109c616f95efc2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:58.355985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022539/publication.mdobserved 40481f3c91f3ab588d67caa1c8f0ef91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:58.337104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022539/publication.txtobserved dec4ad3a290afb47ba7204cb84bbfa07...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. |
|---|