OpenTechnical

OT-2026-000092755

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000092755) never changes.

Identity and time

Publication numberOT-2026-000092755 · never reused
Internal UUID01a0ae9d-b600-7a26-b9bd-4f4d90507907 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092755
StatusPUBLIC

Content hashes

Canonical text0d116923c18423438da5490deb21641df8009f2c8c19b29a1c261927ed66487b
Markdown86a716d997d442670ae3be26f40bae6aff14b5799f9ef7b105297f8927670668
PDF
Publication pagef8750fb044f49a90705c454286392b2575f0281849f83cc15727657ee133a1d6
Manifest57d1675ef6322a6f82e91d995416e44a83078af4b379ccd5b72c3b195957cae3

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
SignatureMQ0qNQ8dmgjlcpfJK2G2ium/ph/xUusC3h9q/Nr1/nJt3f1p5eMirQKU20snQf4wMys/w94pzIEHHOvi49TDCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:23.085674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092755
observed f8750fb044f49a90705c454286392b25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:23.066422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092755/manifest.json
observed 57d1675ef6322a6f82e91d995416e44a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:23.047094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092755/publication.md
observed 86a716d997d442670ae3be26f40bae6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:23.029462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092755/publication.txt
observed 0d116923c18423438da5490deb21641d...
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.