OpenTechnical

OT-2026-000016412

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off 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-2026-000016412) never changes.

Identity and time

Publication numberOT-2026-000016412 · never reused
Internal UUID01a0ae6e-2d12-723d-ab53-351600a8b1f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016412
StatusPUBLIC

Content hashes

Canonical text57d798cd6545fcb8488789617fd53c0cb6ddc2c3fa1550e7159c36d765a2106e
Markdown687c5cee13a53b988136b90778a3a14be7f82a4281e4f876076122741c31d7d0
PDF
Publication pageb3c74c4a9084008e84871ad130018166869ada6d2a1aba65310ba2528b5e86e3
Manifest4c87e208064a5a7fbed3b31a012e84075f9c46aa941e0521866cfa4482bea04a

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
Signatureh+XtminD2t0+86tDy98PvvssUipxyqVWe9hsdnVev2I7BD6zIgNyibDf+Ev4LjYKq/a3kTuOGBwQS1m2L6SVBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:04:29.990853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016412
observed b3c74c4a9084008e84871ad130018166...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:29.970058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016412/manifest.json
observed 4c87e208064a5a7fbed3b31a012e8407...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:29.951758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016412/publication.md
observed 687c5cee13a53b988136b90778a3a14b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:29.933475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016412/publication.txt
observed 57d798cd6545fcb8488789617fd53c0c...
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.