OpenTechnical

OT-2026-000007964

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, vented after 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-2026-000007964) never changes.

Identity and time

Publication numberOT-2026-000007964 · never reused
Internal UUID01a0ae6a-908b-7516-8bce-41c358a24abf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007964
StatusPUBLIC

Content hashes

Canonical text7c202e50a55cc0ecc8b3e87b9782915e12cf49479f214754b6b61907d2ee2681
Markdown85f167a6c3d18359ef50d44b6bf59eff6c3b73b8310f48f17f5190fe284cf1e4
PDF
Publication page9ba4d5ed8f368523edda66c30c5f2622d30f9b4d496e324d25df31b928aa5c8f
Manifest85891702dbee64cd09f03ae871b6222474c85e53a82a0546c116346b3a6a5f7a

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
SignaturenZ+v8swsOhRQrMeEvHA2mTMEKs3RIQwee/YlgqFMTj2WQZys78D1UWKJ4wYqq54ZAL7IzQMCm1CicZdLWXyvDg==
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

2026-09-17T12:20:28.500252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007964
observed 9ba4d5ed8f368523edda66c30c5f2622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.478675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007964/manifest.json
observed 85891702dbee64cd09f03ae871b62224...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.460786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007964/publication.md
observed 85f167a6c3d18359ef50d44b6bf59eff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.443694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007964/publication.txt
observed 7c202e50a55cc0ecc8b3e87b9782915e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.971760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007964
observed 9ba4d5ed8f368523edda66c30c5f2622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.953131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007964/manifest.json
observed 85891702dbee64cd09f03ae871b62224...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.930076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007964/publication.md
observed 85f167a6c3d18359ef50d44b6bf59eff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.909312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007964/publication.txt
observed 7c202e50a55cc0ecc8b3e87b9782915e...
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.