OpenTechnical

OT-2026-000042351

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000042351) never changes.

Identity and time

Publication numberOT-2026-000042351 · never reused
Internal UUID01a0ae7a-5d74-717b-bdd4-5076134f0412 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042351
StatusPUBLIC

Content hashes

Canonical text82bd0d50672ecbd0a22705004cd8eb0453fccf7461cf9e7a96f9b01e908bf7e8
Markdown69e82385fbd1b1dfb69d5d286ef65f5d7cfc1f562b74caaeffc8d269c8834775
PDF
Publication page4a40acc1e4f6d9a261a5b45c3d5e73cc2bd9cf94dca4c1774913a103e428c4c8
Manifest73787fe2e0e8e28dd9ed3f54bad41a173fd1aa6e6e4b253e3c61e509c7b38b92

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
Signature32thZSFPZ4s2bLEHsBQOqySa9Qcni64cXO6jdvWBGf79kdZFp5wAfNvSwUnR9UycmjeBdEpz+XncdJEkUkVfDA==
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

2026-09-17T11:16:03.725175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042351
observed 4a40acc1e4f6d9a261a5b45c3d5e73cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:03.707758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042351/manifest.json
observed 73787fe2e0e8e28dd9ed3f54bad41a17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:03.689188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042351/publication.md
observed 69e82385fbd1b1dfb69d5d286ef65f5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:03.670819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042351/publication.txt
observed 82bd0d50672ecbd0a22705004cd8eb04...
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.