OpenTechnical

OT-2026-000084264

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000084264) never changes.

Identity and time

Publication numberOT-2026-000084264 · never reused
Internal UUID01a0ae98-5b60-72da-8929-4c7baa46bc51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084264
StatusPUBLIC

Content hashes

Canonical textf705732723f4d419fe6adeb7e994a938135993533feaf81256f643b35b2de2a6
Markdownd3d4660f0080435b9b86a110e385ba12ece9538a295dd804cf03063ac0953497
PDF
Publication page91b828f0dc4832ea7892deed305ce3c5286f53d64a11f5f6723c87a2d649500e
Manifest0b900d596d955c600a38e5e536ae1cf02a6f1b63aa3c54ad025d1c4177d08633

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
SignatureEJ2YPJQLX7O5KshaRMZXJSTKk/EQpBDAVppmsXC2wzd/MQ9YVcF1P/qfLohzXAy+JAzCFR7bKUUvroWa+DS/Ag==
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

2026-09-17T09:56:10.786355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084264
observed 91b828f0dc4832ea7892deed305ce3c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:10.769677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084264/manifest.json
observed 0b900d596d955c600a38e5e536ae1cf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:10.751691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084264/publication.md
observed d3d4660f0080435b9b86a110e385ba12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:10.732707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084264/publication.txt
observed f705732723f4d419fe6adeb7e994a938...
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.