OpenTechnical

OT-2026-000068831

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000068831) never changes.

Identity and time

Publication numberOT-2026-000068831 · never reused
Internal UUID01a0ae90-6dcb-714d-a013-81675ac4b2b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068831
StatusPUBLIC

Content hashes

Canonical text92f139f5919a431d9b845b271edb2313c56db024a9ff2e1e11d075204a2688bb
Markdown00eaba2b13dfe103b95a013d40fa47503049d0b19ec14e7d3e61c0f7662e9742
PDF
Publication page3b542e4965115e3cca4e4389a920ed43ea490e57c87273ec11b1bc8ccbfeecaf
Manifest5e13637d421c3a4fdfd07b0c29da57daeb923a0bb6f26d6044ca0c52789a70b2

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
SignatureD8QOyFOBBOKLWaYLJXbkvw3EXEI2AGN0PsUoXT5S8gUqyqEAtEFaIrruHxkUY2iyB593qWIkTlyydVlwaZQfCg==
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

2026-09-17T10:28:38.075013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068831
observed 3b542e4965115e3cca4e4389a920ed43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:38.056378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068831/manifest.json
observed 5e13637d421c3a4fdfd07b0c29da57da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:38.038267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068831/publication.md
observed 00eaba2b13dfe103b95a013d40fa4750...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:38.020292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068831/publication.txt
observed 92f139f5919a431d9b845b271edb2313...
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.