OpenTechnical

OT-2026-000100918

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000100918) never changes.

Identity and time

Publication numberOT-2026-000100918 · never reused
Internal UUID01a0aea3-c376-74b2-a29a-913d4879e437 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100918
StatusPUBLIC

Content hashes

Canonical text39bd45d555f6cad04a95023a99adb1159180feb5a61cd6612b35454fa019c96a
Markdowna1c89ac15f630602afaac96866ba842945ba01cf0851444f807a45a2b12ab9d3
PDF
Publication page1e4a900c4110c144a6f47807d38fc50f35b8bf66c13bf47c8ef2710c9598ed8a
Manifest4ddb7bc807a54512132d41925291e2a0095d2518a857896fba8e62091f8d9dd6

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signatureb6TpFT0NG5PnkIbBc4jUu+jOGR6YtLUz+JJpIu+pjl76XJ/pr4XTNYmEK4OM5vDNwF/5DjvCNs0JtMIm6w1/AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:25.024092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100918
observed 1e4a900c4110c144a6f47807d38fc50f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.005936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100918/manifest.json
observed 4ddb7bc807a54512132d41925291e2a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.989265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100918/publication.md
observed a1c89ac15f630602afaac96866ba8429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.970606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100918/publication.txt
observed 39bd45d555f6cad04a95023a99adb115...
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 archivePending 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 packagePending Custody packages are produced weekly.