OpenTechnical

OT-2026-000100158

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000100158) never changes.

Identity and time

Publication numberOT-2026-000100158 · never reused
Internal UUID01a0aea3-3052-7cda-b783-ef767ebc32b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100158
StatusPUBLIC

Content hashes

Canonical text2bccaab21fc543bd69e3139e35f67dc54cbc24ddd33a5be4e19afa8d3a08ba0d
Markdownc76cbd7e962b5360ad4ef8a868f83a88f3d300f65b7c1b5bfaf75ee954b1d790
PDF
Publication pageab4d1b99d63a50026cfbae8cf78fc4f5b662e7130e0d3ab75a8c4a68ce25cc79
Manifest84105de8c31bada1e4fd106d8e4ea95f5658cc7d5f7b10defd78439db9134a2b

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
SignatureuudCNSkjbHOm7bU9ljnamm4jwjvKw4j5UHllnTdUYTIDKo8NLn0gxPIrXzjOY+hFhiuXvyxrsmFUl5dbrWFvAw==
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

2026-09-17T09:27:51.941823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100158
observed ab4d1b99d63a50026cfbae8cf78fc4f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:51.924645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100158/manifest.json
observed 84105de8c31bada1e4fd106d8e4ea95f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:51.905013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100158/publication.md
observed c76cbd7e962b5360ad4ef8a868f83a88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:51.883964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100158/publication.txt
observed 2bccaab21fc543bd69e3139e35f67dc5...
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.