OT-2026-000054472
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000054472) never changes.
Identity and time
| Publication number | OT-2026-000054472 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1282-7d24-b1fd-ce004975da11 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054472 |
| Status | PUBLIC |
Content hashes
| Canonical text | 71c3ad5f3b4e1682abf4d2f3bb453676625770664be77d2a585b4629de986d97 |
|---|---|
| Markdown | 62abc54bd1d89bd22d2e7570f968cb2bf4c5a4f2b790629f60db47cd17a0647f |
| Publication page | d3e92607f4e99235d53003751d48611d3e9935bd967ad28ad99c9171ec2fb91a |
| Manifest | a1f68812c90bf327ed9540419d507049c0caf5de71ccaf5e551960c811205891 |
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 | qTR5n8Zb8oBnO+GMHg873lZCQaUDa73dKbd/niR9MYdwFEaXmTHoUYoqlS9gLkyLoy9y3JIgZ7Dt1+UKibNiBg== |
| 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
| 2026-09-17T10:53:28.031937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054472observed d3e92607f4e99235d53003751d48611d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:28.012075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054472/manifest.jsonobserved a1f68812c90bf327ed9540419d507049...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:27.993965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054472/publication.mdobserved 62abc54bd1d89bd22d2e7570f968cb2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:27.977405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054472/publication.txtobserved 71c3ad5f3b4e1682abf4d2f3bb453676...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. |
|---|