OpenTechnical

OT-2026-000030216

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000030216) never changes.

Identity and time

Publication numberOT-2026-000030216 · never reused
Internal UUID01a0ae73-e500-7c51-8fbc-6ce5303f2374 · 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-2026-000030216
StatusPUBLIC

Content hashes

Canonical textc846e1ce7977d696a5a22dd1949befedf3cbcd2d2c42e60c84c143fd9051a714
Markdown5aa37c7a231b8b707503ad8864e556e3a821e627e2641b8afe439053aee2c1e4
PDF
Publication page811a122703aede9e9138aad009ec304028ea47886f6e1e6fceac0449470b8bc4
Manifesta2e654782d14b4bf5ccba9f809c890f088b92b1482962c36ae848f8ac88b2ac8

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
SignaturegKkCLLiTCSATy8Lvyx7kPpeBXTjykz864M91xd4OMURaJx3vBzIjHvc6ebqCAGTgNIsw0dKTFBnkwbkG82t0Bg==
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

2026-09-17T11:40:35.442674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030216
observed 811a122703aede9e9138aad009ec3040...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:35.423646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030216/manifest.json
observed a2e654782d14b4bf5ccba9f809c890f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:35.399230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030216/publication.md
observed 5aa37c7a231b8b707503ad8864e556e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:35.380365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030216/publication.txt
observed c846e1ce7977d696a5a22dd1949befed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:51.957832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030216
observed 811a122703aede9e9138aad009ec3040...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:51.938857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030216/manifest.json
observed a2e654782d14b4bf5ccba9f809c890f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:51.919328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030216/publication.md
observed 5aa37c7a231b8b707503ad8864e556e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:51.900332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030216/publication.txt
observed c846e1ce7977d696a5a22dd1949befed...
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.