OT-2026-000103452
Publication integrity record
Foam pad vacuum gripper, two zone face, plant vacuum fed, 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-2026-000103452) never changes.
Identity and time
| Publication number | OT-2026-000103452 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e460-7916-bff8-77150c92d497 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103452 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c497d4a3510c55ed24f1ac42d62bd972d532dbbdb59cba99343428604e00bd5 |
|---|---|
| Markdown | edeffb9812b02e06fae299459d3af5a5767be2087bb1aecb0b13935ae5f9aa4e |
| Publication page | 8130e850c8ae270b62d1db18611cce4eeb3149de7074982f56b4270b4613b95e |
| Manifest | 03b7f6360188311927bf505142b28351b34250cd5ea9f17c7cc8429250cb09e6 |
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 | wqdf2x5UkbdynJ6nm8Hs25aAIrgdJA1+89MyoKJ4Hs/NMT4zDKq6XdjX9EzPeb4Q4wkRbw3YtIBNqptUmyXBDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:12.470257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103452observed 8130e850c8ae270b62d1db18611cce4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:12.453612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103452/manifest.jsonobserved 03b7f6360188311927bf505142b28351...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:12.437071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103452/publication.mdobserved edeffb9812b02e06fae299459d3af5a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:12.420613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103452/publication.txtobserved 4c497d4a3510c55ed24f1ac42d62bd97...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. |
|---|