OpenTechnical

OT-2026-000097957

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000097957) never changes.

Identity and time

Publication numberOT-2026-000097957 · never reused
Internal UUID01a0aea1-92f7-7b49-a762-ab36057d3b50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097957
StatusPUBLIC

Content hashes

Canonical text7327be91bd7ff59c2e45cbd8664f8896d1e3ed7ccde518f009830af366f0a1c9
Markdown1627e4b39be3270580b9ecde359bdb14790a26825027d41efdfee425e1ebe482
PDF
Publication page6c56e3bf39b9cf49d4b9dcebe3ddc81b41043d41454200bf9747e77005030d71
Manifest259f13b50510bcf8898c8f41c1413b3504a4b524f5bc4770345d1c18105af7d1

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
SignatureK+fjP4ZlJ6UhVRqcOnQPo7KI+Dt0y/l6lgRgtVlXbQOL83apZabBfsljaSMDJlhgTDp9jWXv5LGnXbDttpXiDQ==
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

2026-09-17T09:33:05.943061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097957
observed 6c56e3bf39b9cf49d4b9dcebe3ddc81b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:05.923507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097957/manifest.json
observed 259f13b50510bcf8898c8f41c1413b35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:05.904163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097957/publication.md
observed 1627e4b39be3270580b9ecde359bdb14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:05.885787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097957/publication.txt
observed 7327be91bd7ff59c2e45cbd8664f8896...
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.