OpenTechnical

OT-2026-000030270

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold 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-2026-000030270) never changes.

Identity and time

Publication numberOT-2026-000030270 · never reused
Internal UUID01a0ae73-e500-7c84-8beb-3f1b16d906a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030270
StatusPUBLIC

Content hashes

Canonical textbaac41db26cf21aaba19f2407fbf4ffe26f34aefba9407151dd808f4a8c729c4
Markdown2cf8827eb294038e3a2296ae8145d5e24cec93c53be1480302fd5329c8b0b66b
PDF
Publication pagea320f59c16a017d57e7b6739c7043bc560f00a91b1f109d0ec4b76ea2756ab3f
Manifest0e96bf45b4dae4d7f89e0b6468736b86322dc75c860fe1b297a71e17c8b6a1d2

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
SignaturehWflJ7VZNlAUHala61w7EbjouJ2B2eXv1CjZi7R+aL2iaJIIBzdwSWw/0XD6XZY4Ndp8SbNkG7iNhXpr5McTBA==
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

2026-09-17T11:40:46.176905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030270
observed a320f59c16a017d57e7b6739c7043bc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:46.158793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030270/manifest.json
observed 0e96bf45b4dae4d7f89e0b6468736b86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:46.138071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030270/publication.md
observed 2cf8827eb294038e3a2296ae8145d5e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:46.120505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030270/publication.txt
observed baac41db26cf21aaba19f2407fbf4ffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:56.068187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030270
observed a320f59c16a017d57e7b6739c7043bc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:56.049999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030270/manifest.json
observed 0e96bf45b4dae4d7f89e0b6468736b86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:56.031160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030270/publication.md
observed 2cf8827eb294038e3a2296ae8145d5e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:56.012928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030270/publication.txt
observed baac41db26cf21aaba19f2407fbf4ffe...
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.