OT-2026-000053212
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000053212) never changes.
Identity and time
| Publication number | OT-2026-000053212 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a14-724b-a45a-00dec28d8c9b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053212 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1cb31effb1d2f70f9296f844e7ed255df2764c19a0435413ace82e7479b478c1 |
|---|---|
| Markdown | a5c98cc8bf71a1ddd84553915d11e560a2cd14c2cffa44edd836cd9a12210a90 |
| Publication page | 21b7456904bbec95c2a7619e5811eaeab1e6ae7cbddf6acae2ac63f1104a6f1c |
| Manifest | a0aa93bea820ec1ac58de5eeb9145b78dc1bf63912c85c296a1218f4a48a4fa1 |
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 | nfPbe768gQSRYbtIrKCN1KVmm+ZtGxS8pwVOUzrN6NqCD0gpm8VOm0phOHl2OaOChpR68dgqp1BF2asyOthXDQ== |
| 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
| 2026-09-17T08:40:49.758016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053212observed 21b7456904bbec95c2a7619e5811eaea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:49.739625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053212/manifest.jsonobserved a0aa93bea820ec1ac58de5eeb9145b78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:49.718851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053212/publication.mdobserved a5c98cc8bf71a1ddd84553915d11e560...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:49.583362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053212/publication.txtobserved 1cb31effb1d2f70f9296f844e7ed255d...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. |
|---|