OpenTechnical

OT-2026-000102103

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, pulsed blow-off after set-down

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-2026-000102103) never changes.

Identity and time

Publication numberOT-2026-000102103 · never reused
Internal UUID01a0aea4-50f2-7781-97e6-faea59daa7e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102103
StatusPUBLIC

Content hashes

Canonical text12e2a83f86a731e3e6b09dd9470ff470ca3bd644164fd8d2d894cba08f918120
Markdownf4623ee6f91e72d767eb88e367fadba55530e39cb3797c0626f42572be440124
PDF
Publication page693c322f18c2837c2895af4daccc3d76bfde0499f1bc103aea1fa31cf87121a1
Manifestd657a9cbb34d7de12e927b98b8e7d80ce029baae40969889c71daab5dc4470d7

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
Signaturewi/Aej9zOZWPAqcoc5Wfc4oiGtwfzFZ/AfvRy4ki4BaS2+3YW/CH1vsJQrfDHVFPh2liv1CJoEkhKH6u6ftxAQ==
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

2026-09-17T09:25:15.170230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102103
observed 693c322f18c2837c2895af4daccc3d76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:15.152737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102103/manifest.json
observed d657a9cbb34d7de12e927b98b8e7d80c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:15.134285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102103/publication.md
observed f4623ee6f91e72d767eb88e367fadba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:15.114733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102103/publication.txt
observed 12e2a83f86a731e3e6b09dd9470ff470...
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.