OpenTechnical

OT-2026-000080752

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000080752) never changes.

Identity and time

Publication numberOT-2026-000080752 · never reused
Internal UUID01a0ae96-b973-7da7-86cc-fdf9302668ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080752
StatusPUBLIC

Content hashes

Canonical text2fd012f1eadc4e143f575daabf3d81fc33ab29e44d4a9e78fd089fffede801de
Markdown147eff082b5a6404be0f38a18f31b1d10f82d597021a58b3b31a8a0cacb71d95
PDF
Publication page5b2e262f7935a505af1663697423c4c862144a271ccd51e992d17f6fd80fb806
Manifestbc935d7aaea605bd66b96a656f3e9e61254e31ef212e35b7d1de21ac7e12806b

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
SignaturesEyePzHaXF4MxebW8vRZzkgQ8HcD2ASTDu4ChpGQ/3HaMpvMqRHRewe/ylRfjcxwD/MQSxI6foTfnMvM9hqBCw==
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

2026-09-17T10:01:54.786943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080752
observed 5b2e262f7935a505af1663697423c4c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:54.770290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080752/manifest.json
observed bc935d7aaea605bd66b96a656f3e9e61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:54.753148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080752/publication.md
observed 147eff082b5a6404be0f38a18f31b1d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:54.735810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080752/publication.txt
observed 2fd012f1eadc4e143f575daabf3d81fc...
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.