OpenTechnical

OT-2026-000009624

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, pulsed 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-2026-000009624) never changes.

Identity and time

Publication numberOT-2026-000009624 · never reused
Internal UUID01a0ae6b-7563-7666-b8be-0afa5f98f7e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009624
StatusPUBLIC

Content hashes

Canonical text500c6bda0ec8976c5c66567e49490695430552647b89ca45b415f38887710969
Markdown7f929457b7788ef6d30bb43e033fdf41bfdb33eeab229157a0bf2c01f5644160
PDF
Publication page470881c8e5d325a6391fe3e2dd85ac2538a9e230538ec30cad12882de4696af7
Manifesta07e7b23c6d23106889fb75a2086ad634ac4620afae198947dc341efd11b30ef

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
Signaturec7UFxEY9OezV7cqTDZM7JXU5DvOLh8BrkE8YPmEP794A5Z9L5aFm92/7nT4DNpyco9A3SBzn0369yFBehcURAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:04.750863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009624
observed 470881c8e5d325a6391fe3e2dd85ac25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:04.729112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009624/manifest.json
observed a07e7b23c6d23106889fb75a2086ad63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:04.708667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009624/publication.md
observed 7f929457b7788ef6d30bb43e033fdf41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:04.687534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009624/publication.txt
observed 500c6bda0ec8976c5c66567e49490695...
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.