OpenTechnical

OT-2026-000035508

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000035508) never changes.

Identity and time

Publication numberOT-2026-000035508 · never reused
Internal UUID01a0ae76-b4c4-73c1-85e6-e6056a787d41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035508
StatusPUBLIC

Content hashes

Canonical texte4a45293d250acdd772e451fbde1ec7b4ec62fa6ee02c90e1e568bbef1412ee4
Markdown2c59a4a76a9ebef1b7b5b23c904ef6b8565408855b406ca72e65ce99fa58a46a
PDF
Publication pagea4e3f3e7b3763a5540151cf539750863071be42545ce752b89dbac80a9597f9a
Manifeste2624b49cf8fc4cbba99be89c12ee719adaf0d3a43ac38dcbf0cd617b26eb76f

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
SignatureVLMrxG0w6fxxcvTX8mEgYNNjmZgGyRnOCRiaNSwI6J/6L9/f6ncgPu9Jfl1F8zkOB6RuvYbh7DztcQsW10pXCg==
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

2026-09-17T11:26:55.674759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035508
observed a4e3f3e7b3763a5540151cf539750863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.656581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035508/manifest.json
observed e2624b49cf8fc4cbba99be89c12ee719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.637918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035508/publication.md
observed 2c59a4a76a9ebef1b7b5b23c904ef6b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.618908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035508/publication.txt
observed e4a45293d250acdd772e451fbde1ec7b...
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.