OpenTechnical

OT-2026-000007849

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000007849) never changes.

Identity and time

Publication numberOT-2026-000007849 · never reused
Internal UUID01a0ae6a-908a-7f37-98d6-fb1885150f6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007849
StatusPUBLIC

Content hashes

Canonical text0e01b33140333f90cf8e70a572e2d6cd4ed55f2b8b28e62377840ed5902ae70b
Markdownf39df1ce58387d2f59b3b1a7a300733f21c3f62e099e29539e9acfb69ce9354b
PDF
Publication pagec56758e489ddd6853256fa6ed17d5c90d1012a07dc0738edd9791466eac346cb
Manifestdcd65bfab3646596373bdea64c47049af642e1931c2e05d22bf57e382c897ff2

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
SignatureJ3SvYxyZfYw4Pi549cpPGoAfJwYzH5Xy5exobgZer2gWH6oU84GFcI9TCFeeMFieeGh+lfXIqtL0+dfSCkc8AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:18.050369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007849
observed c56758e489ddd6853256fa6ed17d5c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:18.031155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007849/manifest.json
observed dcd65bfab3646596373bdea64c47049a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:18.013796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007849/publication.md
observed f39df1ce58387d2f59b3b1a7a300733f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.995697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007849/publication.txt
observed 0e01b33140333f90cf8e70a572e2d6cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:50.996465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007849
observed c56758e489ddd6853256fa6ed17d5c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:50.977628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007849/manifest.json
observed dcd65bfab3646596373bdea64c47049a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:50.958403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007849/publication.md
observed f39df1ce58387d2f59b3b1a7a300733f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:50.938803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007849/publication.txt
observed 0e01b33140333f90cf8e70a572e2d6cd...
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.