OT-2026-000055338
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, 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-2026-000055338) never changes.
Identity and time
| Publication number | OT-2026-000055338 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a100-7969-9564-4e03af471b24 · 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-2026-000055338 |
| Status | PUBLIC |
Content hashes
| Canonical text | 68cc9c37432f8d8ea7cc02d02de882f30f00ae253a553c98f8e71306413a06da |
|---|---|
| Markdown | 2e242ca1ada129b50b13f923cf3dd2b07a4506af23e0ade0e3434ee28a433823 |
| Publication page | 3849c5bf2d25b4d1bbfe902ac5430e680e4b6dd8690574ba7aba9bc48278b6f7 |
| Manifest | 93123ca9742ceee4c76dc42fc453eb68679042308f79ea27d6a547090b8ab249 |
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 | 5JqUTBKotgH5MMFbpOqafZrkZC+O+Yn75/YX2a1c16cgAKxb9ZaS31iV4wl3PRYkkI4vGh4+8hTTxs+RQcmwCA== |
| 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
| 2026-09-17T10:51:57.641477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055338observed 3849c5bf2d25b4d1bbfe902ac5430e68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:57.621742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055338/manifest.jsonobserved 93123ca9742ceee4c76dc42fc453eb68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:57.604300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055338/publication.mdobserved 2e242ca1ada129b50b13f923cf3dd2b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:57.585445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055338/publication.txtobserved 68cc9c37432f8d8ea7cc02d02de882f3...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. |
|---|