OT-2026-000052348
Publication integrity record
Three bellows cup vacuum gripper, three 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-2026-000052348) never changes.
Identity and time
| Publication number | OT-2026-000052348 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e792-72be-b6da-b012e0b8e86c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052348 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2b646c7c19c965656aaf071a8161bc5c71b3d329e3569a8b281e254cbc727bd1 |
|---|---|
| Markdown | 1a908d4102475ffb4e9f75084af2c2aa35ce3b21e01f2d6a82c1e1da87210650 |
| Publication page | 5c3d06d6fe274ac0b30d073ee0de3c82ae8fa3832d97f6bdb9114fade6de8dfb |
| Manifest | e66b1a7741487e575b79c7f9346e7d63afe3c499c8f7176c3a4d448f4e9211b6 |
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 | j1iff6mtyWVmUmgu1GW5IpAfEE5Bh34RlUzCKtANfrEdpTfLxL6x076ikG3bkt615Wtw1AD2GOuPXvZCF3HYAQ== |
| 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
| 2026-09-17T10:58:02.573813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052348observed 5c3d06d6fe274ac0b30d073ee0de3c82...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:02.556871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052348/manifest.jsonobserved e66b1a7741487e575b79c7f9346e7d63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:02.536019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052348/publication.mdobserved 1a908d4102475ffb4e9f75084af2c2aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:02.516349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052348/publication.txtobserved 2b646c7c19c965656aaf071a8161bc5c...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. |
|---|