OpenTechnical

OT-2026-000074586

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000074586) never changes.

Identity and time

Publication numberOT-2026-000074586 · never reused
Internal UUID01a0ae93-717b-7fbb-be54-060c87b210c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074586
StatusPUBLIC

Content hashes

Canonical text8fa2097dab8d79303f3302b0631134dbbae759e46c86c872204f4fdd3e574e89
Markdown1654d9acf36cc7bbb8140255b068d12d95974680c50b254105535cbd224eb89a
PDF
Publication page5e9b4cffd18bbedc0bc26b5e276e23a30fc3aad7e8a8e558b82694f58e2756ec
Manifesta0fc2365f57fc5348c5e7d92e44c4c107769f25346c3e1e6a3137e70bfbb8242

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
SignatureTowkPyQbaUOBbjttKtwbkEbMEtSqeeIWTgvZYuU+kcBv22FDV4nBb25zhDmSITpbXtx+x4voCpHRIDWBoPfrAA==
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

2026-09-17T10:19:36.466449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074586
observed 5e9b4cffd18bbedc0bc26b5e276e23a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:36.448094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074586/manifest.json
observed a0fc2365f57fc5348c5e7d92e44c4c10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:36.428668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074586/publication.md
observed 1654d9acf36cc7bbb8140255b068d12d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:36.410403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074586/publication.txt
observed 8fa2097dab8d79303f3302b0631134db...
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.