OpenTechnical

OT-2026-000076646

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented before 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-2026-000076646) never changes.

Identity and time

Publication numberOT-2026-000076646 · never reused
Internal UUID01a0ae94-b06e-7696-9a8e-528eb31476a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076646
StatusPUBLIC

Content hashes

Canonical text1acafef9167ecf2c00a9a98dcd7c1f2d085c7911902563c512edd776956d3a00
Markdowna0872b43c166bd01ff15fb2b13519a43f2a9820a6d826989230910c54f1c3a9c
PDF
Publication pagef2fd4430c429859f899d18e5c0e1a2319892284f3e495557ed1fbcdae7491551
Manifesta7cadf91c826fb03be2488c745513580f67cfefbadb297fe77b64533640b7c81

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
SignatureG1zJK12GrWrsuZTPgoQGH4j1RW0+55mZ6POPcer2V0OLhpCbA1oU4Loj4b9Ry3nF9NeMhfNCBZtHcfw1QSj/Cw==
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

2026-09-17T10:09:23.279929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076646
observed f2fd4430c429859f899d18e5c0e1a231...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:23.261828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076646/manifest.json
observed a7cadf91c826fb03be2488c745513580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:23.242662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076646/publication.md
observed a0872b43c166bd01ff15fb2b13519a43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:23.221614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076646/publication.txt
observed 1acafef9167ecf2c00a9a98dcd7c1f2d...
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.