OT-2026-000048419
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000048419) never changes.
Identity and time
| Publication number | OT-2026-000048419 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de5-7541-8666-1f7b535ba809 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048419 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6ca0161944868dfe91c7bc2f199e600fa88a287f9fabf43df8c58b2cfc40dd16 |
|---|---|
| Markdown | c72e072081019dd12c7e9f55297a3f078209c94dc894ac964cbe26a00eefb659 |
| Publication page | 152c3f32f8df3e8ccdc8842c077d6fc830b1a0c0d7b415f3bd6b424b8c137c35 |
| Manifest | 81edd63f81f824d7cbd6fe3436692d5cb24191cba673a4049669791988a25461 |
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 | uQN/FjEXW2q0xs6IjxRpBd73yLuUd41aqBdRvxgxaQIpvScC25wSzgdY0TNm3ZB7+/FBPMfgou/bpZX4SIlHBw== |
| 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
| 2026-09-17T11:05:03.806432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048419observed 152c3f32f8df3e8ccdc8842c077d6fc8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:03.788860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048419/manifest.jsonobserved 81edd63f81f824d7cbd6fe3436692d5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:03.772113Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048419/publication.mdobserved c72e072081019dd12c7e9f55297a3f07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:03.752842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048419/publication.txtobserved 6ca0161944868dfe91c7bc2f199e600f...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. |
|---|