OpenTechnical

OT-2026-000057326

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000057326) never changes.

Identity and time

Publication numberOT-2026-000057326 · never reused
Internal UUID01a0ae87-d5bc-7325-8378-7d7f0f762bdc · 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-2026-000057326
StatusPUBLIC

Content hashes

Canonical text12a5dfc58194f37197c06d8cd772fbc503243e9dce9c01e1cddcb72c2f27f8ae
Markdown8f77f94c00c78a62b08e560b2cd009de45090332ce8bd61906784e9a7a68654b
PDF
Publication page4a4e5343b169ec6fdc13c252083499986603b1ef11aeaaf48315d312125a8210
Manifest244132fb1d771d16870353f1b7fbdca23d075ff34c9658c05c3ce684821d78ad

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
SignatureGlr0yhwMiiLr1qR7Cwiz59Hg8Qpyc1yJnH2k/mGbRSFOSF5+BptQR6SMB023mZ4OeAs9P07BfJ3toaWbC6rZAw==
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

2026-09-17T10:50:26.609509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057326
observed 4a4e5343b169ec6fdc13c25208349998...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:26.589490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057326/manifest.json
observed 244132fb1d771d16870353f1b7fbdca2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:26.570667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057326/publication.md
observed 8f77f94c00c78a62b08e560b2cd009de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:26.550902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057326/publication.txt
observed 12a5dfc58194f37197c06d8cd772fbc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:35.876945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057326
observed 4a4e5343b169ec6fdc13c25208349998...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:35.858660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057326/manifest.json
observed 244132fb1d771d16870353f1b7fbdca2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:35.838813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057326/publication.md
observed 8f77f94c00c78a62b08e560b2cd009de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:35.820441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057326/publication.txt
observed 12a5dfc58194f37197c06d8cd772fbc5...
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.