OT-2026-000049284
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000049284) never changes.
Identity and time
| Publication number | OT-2026-000049284 · never reused |
|---|---|
| Internal UUID | 01a0ae81-134f-7fc2-a3b7-735aa79b822f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049284 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3d19fcb21618d7af06e361ab4f763bbc88c9efb26768ba24f50ff4c2eb9f463c |
|---|---|
| Markdown | 51bb8f2d9515806344f8abce73e9708d1b716859f044834f1d4526e66b7349cc |
| Publication page | 3144afc4acc16c73a6360bf1a86af5a2b4f15a19e89d534dc49fe3c3545d9a9a |
| Manifest | ca6f02cdc5eb721ea2fef307aa936355478978957d8d7f493eb93e1afc6da814 |
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 | HMcKaaVS1jYsGmGZLn0cbSC+nUBM6pvV9c+SWB723DJppWp4Vrrfi4v4KD3fxyDQsAGNDCeWlXbt60QpePzsCw== |
| 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
| 2026-09-17T11:04:08.564425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049284observed 3144afc4acc16c73a6360bf1a86af5a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:08.546292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049284/manifest.jsonobserved ca6f02cdc5eb721ea2fef307aa936355...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:08.529999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049284/publication.mdobserved 51bb8f2d9515806344f8abce73e9708d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:08.511666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049284/publication.txtobserved 3d19fcb21618d7af06e361ab4f763bbc...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. |
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