OpenTechnical

OT-2026-000083151

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, 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-2026-000083151) never changes.

Identity and time

Publication numberOT-2026-000083151 · never reused
Internal UUID01a0ae97-c962-7481-b3a9-4945eb513cee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083151
StatusPUBLIC

Content hashes

Canonical text33fee304ec7a976c34e754636ff8a45ea09e999f7b301de0130398c4595d90c6
Markdown41300a513e3821306427b09976cd642ec52b0e82aad175fc38bbaa8435525394
PDF
Publication page7c74f9aa9db2f0c1b694d2a493f842a6d780f9acc1fe173729208e01f62d0f4c
Manifest025170683da57bedf5852e5e07a447fbcec655b17e1a98fbd48d1584c89150f9

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
SignaturezmSxznNqm5q0nZyqTktqNz5DsIdAHBnDvnWdRKWLPZ6cYuACYlyeBB68+N3KkFBNngEW7uMN2vjIXghrWtuHCA==
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

2026-09-17T09:00:52.429282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083151
observed 7c74f9aa9db2f0c1b694d2a493f842a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:52.411975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083151/manifest.json
observed 025170683da57bedf5852e5e07a447fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:52.396761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083151/publication.md
observed 41300a513e3821306427b09976cd642e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:52.379999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083151/publication.txt
observed 33fee304ec7a976c34e754636ff8a45e...
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.