OpenTechnical

OT-2026-000057379

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-2026-000057379) never changes.

Identity and time

Publication numberOT-2026-000057379 · never reused
Internal UUID01a0ae87-d5bd-752e-a624-58464a9f001b · 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-2026-000057379
StatusPUBLIC

Content hashes

Canonical text9d307fcdc6008226d52f77436ba3437fb233c7624e73357f0584c2aa80b19a7a
Markdown0b97c6f7e853bb3cbe9cb6c4d5b28e68ee0ee00a3ffc93ec14045bd1e50b848a
PDF
Publication page34e80e7ebd4208acfa12391d5f6aa2fc54cf0311a122170e940e6adc6c3bd78d
Manifest63522ce614ee328e5e3a5da31247df80165a2c1472e0d9a9ee27ee7f92414bc6

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
SignatureDb5HEC99D+UvBVi62Cktc4VHBOUol7WcoP1l1vn1FHCSc2bI3n7iVI+HnwU1FLboPoByj5gbHR2m3W1/+7TYCQ==
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

2026-09-17T10:50:25.334842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057379
observed 34e80e7ebd4208acfa12391d5f6aa2fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:25.318089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057379/manifest.json
observed 63522ce614ee328e5e3a5da31247df80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:25.290644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057379/publication.md
observed 0b97c6f7e853bb3cbe9cb6c4d5b28e68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:25.263560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057379/publication.txt
observed 9d307fcdc6008226d52f77436ba3437f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:34.609968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057379
observed 34e80e7ebd4208acfa12391d5f6aa2fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:34.592397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057379/manifest.json
observed 63522ce614ee328e5e3a5da31247df80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:34.575428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057379/publication.md
observed 0b97c6f7e853bb3cbe9cb6c4d5b28e68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:34.549390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057379/publication.txt
observed 9d307fcdc6008226d52f77436ba3437f...
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.