OpenTechnical

OT-2026-000044112

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed blow-off 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-2026-000044112) never changes.

Identity and time

Publication numberOT-2026-000044112 · never reused
Internal UUID01a0ae7b-d67a-7a4b-ae84-2ba633167735 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044112
StatusPUBLIC

Content hashes

Canonical textdf2841bfd24b9342c354c766d1325145444a315584ebf6cd854d24f6ce9babae
Markdownfb49eac5a56ab021bc2fe5f028439556711e8f20ccc6415275c7b03ed6d07840
PDF
Publication pageaa1c0c1565b857c7772fe6b84d20ab02104e8ee071f8ccdd2a788031dc7fdc26
Manifest87a096acb1fde7d0aa8daf6319d28a83de4f91500b7438fefa2a62e02812cd76

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
Signatureolg5ZaDwIPEYL6bt8mkC5Yqr3l2YkcbIAKxIcUAcbwZfUsbmTcRHkH60jo8jew94hhXLoK6VmaFGQwUQMSJPAw==
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

2026-09-17T11:12:31.504271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044112
observed aa1c0c1565b857c7772fe6b84d20ab02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:31.487037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044112/manifest.json
observed 87a096acb1fde7d0aa8daf6319d28a83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:31.467403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044112/publication.md
observed fb49eac5a56ab021bc2fe5f028439556...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:31.448496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044112/publication.txt
observed df2841bfd24b9342c354c766d1325145...
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.