OpenTechnical

OT-2026-000065928

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000065928) never changes.

Identity and time

Publication numberOT-2026-000065928 · never reused
Internal UUID01a0ae8e-8dc1-7b64-900b-9551b578808c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065928
StatusPUBLIC

Content hashes

Canonical text11bebf48d5a1b4b56094ca5f63ccbe76d388972bc56cd2ab93c4a216b920bc47
Markdown4b1328e54d960cb837e4e97409f3ccdc785052240fd054c4b0dc8b0a46a2233c
PDF
Publication page76231b4e980f341a37422ff9879e1dec2ce3db93aa2bfbb172de1871d711a63d
Manifestbe882bfd249c321960001da4cbc29115fcfae8a471d3a1e1d8d2afd741f42deb

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
SignaturehN+h7fmTq1jSY4XMssrgSP93nq77MkF1PadDOMdlnu/jJVbJb97Gkxw2MyAeChI5+KYJrrBaDNLGsULoN39jAg==
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

2026-09-17T08:50:11.803527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065928
observed 76231b4e980f341a37422ff9879e1dec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:11.746415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065928/manifest.json
observed be882bfd249c321960001da4cbc29115...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:11.722313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065928/publication.md
observed 4b1328e54d960cb837e4e97409f3ccdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:11.335077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065928/publication.txt
observed 11bebf48d5a1b4b56094ca5f63ccbe76...
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.