OpenTechnical

OT-2026-000076658

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-2026-000076658) never changes.

Identity and time

Publication numberOT-2026-000076658 · never reused
Internal UUID01a0ae94-b06f-7b06-885d-bdb48096acea · 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-2026-000076658
StatusPUBLIC

Content hashes

Canonical text0046d7aaa13dbb6b3824b0decf0c0d7c49b03e1cc140e7923c0eb050e515576a
Markdown8dac96eaf0949bf16fdff53965fa100f508c9aa8b51c69ef8aa09ce99063a85d
PDF
Publication pagea26061c074cb3d8c8caa189ccb3c5cab5b739d7b36699c35d8188a2dd2c29bd9
Manifest214ae9d7015ecc9dd816b1ee676959069b96494980340373c7d88ab66e89beb2

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
SignaturekGths7Fm607ROZquJ0+tWbAIs/utKB59cbizhOtxxg4KZJtPhOQzxu5UZwIEOr04gTBa9olh3r36ZK1eOpreDg==
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

2026-09-17T10:09:21.733713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076658
observed a26061c074cb3d8c8caa189ccb3c5cab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:21.714518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076658/manifest.json
observed 214ae9d7015ecc9dd816b1ee67695906...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:21.693933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076658/publication.md
observed 8dac96eaf0949bf16fdff53965fa100f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:21.674059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076658/publication.txt
observed 0046d7aaa13dbb6b3824b0decf0c0d7c...
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.