OpenTechnical

OT-2026-000066645

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000066645) never changes.

Identity and time

Publication numberOT-2026-000066645 · never reused
Internal UUID01a0ae8e-ce42-78c2-87b9-b4f75b595765 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066645
StatusPUBLIC

Content hashes

Canonical text97ec29f83eb0dd23e1c74e2696fb49327bc0340a0383097ca5b65c500967d0a2
Markdownd4354c1ccb6188013023f96dce38344f64500c0a7327371f2b4ea41da16ea29b
PDF
Publication page8e44d1369a35bbc170d44fa5baaa7d296368b7930275c6070dbd67214d9b30de
Manifest616de3323d7816b76710b59e38a975e3220c1346295020e95f7bc3646b4098b2

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
Signatureu+HpRWVoIU7wCzdSmeWJz97Y+YWSrxsdXA+2g9IFjHnaaO3mMZFOzspRhNnDcDBDGN4UdvqT5qIZPGSk117fCQ==
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

2026-09-17T10:33:01.685932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066645
observed 8e44d1369a35bbc170d44fa5baaa7d29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:01.666745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066645/manifest.json
observed 616de3323d7816b76710b59e38a975e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:01.645122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066645/publication.md
observed d4354c1ccb6188013023f96dce38344f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:01.624213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066645/publication.txt
observed 97ec29f83eb0dd23e1c74e2696fb4932...
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.