OpenTechnical

OT-2026-000057367

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000057367) never changes.

Identity and time

Publication numberOT-2026-000057367 · never reused
Internal UUID01a0ae87-d5bd-76e2-8e4a-cd035509c2d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057367
StatusPUBLIC

Content hashes

Canonical textda6e9b9492dc24fd932ef3c90b1b875d0c7be1795fa81e058901f72c03a2c218
Markdown265a01e3fbd7cb2306ca99014634ef628fd7ff5ba65a459439395db0dc684fdb
PDF
Publication pagec8560151e7b487ad7c2e638eb1237db3bcae4755c7e0c79f38505c2a5222f928
Manifeste5bca91aaf51f4adadf78c800e9751573a84a70bc11bcae2bd83b31bf4e05d33

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
Signature/vRoOKhZf5DjLeKROEbxssA+l2HxEmnj2Xx0D8e50jN2dAibcRuJ78qmK7mUEp/PnSt6oJQsSMsOrz2jGiZnCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:29.753931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057367
observed c8560151e7b487ad7c2e638eb1237db3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.735618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057367/manifest.json
observed e5bca91aaf51f4adadf78c800e975157...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.717533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057367/publication.md
observed 265a01e3fbd7cb2306ca99014634ef62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.697309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057367/publication.txt
observed da6e9b9492dc24fd932ef3c90b1b875d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.901475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057367
observed c8560151e7b487ad7c2e638eb1237db3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.883828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057367/manifest.json
observed e5bca91aaf51f4adadf78c800e975157...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.866942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057367/publication.md
observed 265a01e3fbd7cb2306ca99014634ef62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.849851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057367/publication.txt
observed da6e9b9492dc24fd932ef3c90b1b875d...
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.