OT-2026-000055217
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000055217) never changes.
Identity and time
| Publication number | OT-2026-000055217 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a0ff-740c-9ffe-6ee6d131a6de · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055217 |
| Status | PUBLIC |
Content hashes
| Canonical text | abe03e0bd461bcc8b715956d7e9a66464c1a2cf5402c0d12fead470c401dffbe |
|---|---|
| Markdown | 4a8fb7343ebbacb793d8814e658f8f4472119a32af215f0ac074dad06ef4d012 |
| Publication page | 0c248fbd4f2b70d49eb1c3b64bd3cfbeb8676fabe6cd08a8cac83de203913c5c |
| Manifest | 2bcbb03bf3f6970e25b2417fc178df13bf7653e937df4887d1f097310b548be0 |
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 | GpnY8S0Fhc2mif3S32GqHGyYpfO2kzf/yHTNXFc4ZpqOTwbTR4cprGhLTsR/swj1rG9UPnaNJ4r385LqFh+1Aw== |
| 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
| 2026-09-17T10:51:47.696260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055217observed 0c248fbd4f2b70d49eb1c3b64bd3cfbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:47.678741Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055217/manifest.jsonobserved 2bcbb03bf3f6970e25b2417fc178df13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:47.629154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055217/publication.mdobserved 4a8fb7343ebbacb793d8814e658f8f44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:47.583129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055217/publication.txtobserved abe03e0bd461bcc8b715956d7e9a6646...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. |
|---|