OpenTechnical

OT-2026-000076294

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000076294) never changes.

Identity and time

Publication numberOT-2026-000076294 · never reused
Internal UUID01a0ae94-6a70-7702-a41a-491d37aa0831 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076294
StatusPUBLIC

Content hashes

Canonical text4819d8bc67f9761487566c100156bfb04e9759a83692f4385d8c1a7d7bb61ac6
Markdown74cf2cc6e99fcf0ea9d77e4b608f4592c4d0977770b2be12e0813b233d63c4cf
PDF
Publication page2757f282da458885d860aa9001266f3244fd3a1545d96235c62388bb5d2f45d2
Manifest44b82b06baaca464a667101c0fd98335b3b3aa0e2d30b95a575caadc7bf48d48

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
SignatureaDpPJxLplgMGwBAqc/bhEd2SCiKHzBJu1aO++scq0OTVnK1snOfyhl1UEswzYvl6Ati3o522g9n/s9QiiV1vAg==
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

2026-09-17T10:12:06.487321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076294
observed 2757f282da458885d860aa9001266f32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:06.466876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076294/manifest.json
observed 44b82b06baaca464a667101c0fd98335...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:06.445843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076294/publication.md
observed 74cf2cc6e99fcf0ea9d77e4b608f4592...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:06.302450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076294/publication.txt
observed 4819d8bc67f9761487566c100156bfb0...
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.