OpenTechnical

OT-2026-000024817

Publication integrity record

Single cup vacuum gripper, two stage ejector, supply line pressure sensor, sustained 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-2026-000024817) never changes.

Identity and time

Publication numberOT-2026-000024817 · never reused
Internal UUID01a0ae71-2727-7cbb-bfe6-73ecfb6ae3a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024817
StatusPUBLIC

Content hashes

Canonical text532717d46458ccfe5570128f2fac81196d58f352402d50bcb3013446176f612b
Markdownb1c1a796df1bb8d8d9a7cbee0b923a94047364b757416c235b2886d71efa5b20
PDF
Publication page477e7205017c505311e2d6d9aeb03e2a5e0447c3a7faeb92ef45282587b83fdb
Manifestfcda4a4c4e577bf12c46ae4903012842070ec8a98fa396b3597626b727084a3c

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
SignatureX5ac07NTyM40KG5Xe7eqZLx3o366uoC/ob45RWX0dzWmgzA3hVRC+QEMBqqj45LBDOlHdlqaXsiRjAHvxZJSCw==
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

2026-09-18T04:23:24.723670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024817
observed 477e7205017c505311e2d6d9aeb03e2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:24.708511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024817/manifest.json
observed fcda4a4c4e577bf12c46ae4903012842...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:24.689019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024817/publication.md
observed b1c1a796df1bb8d8d9a7cbee0b923a94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:24.646731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024817/publication.txt
observed 532717d46458ccfe5570128f2fac8119...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:05.887267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024817
observed 477e7205017c505311e2d6d9aeb03e2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:05.870533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024817/manifest.json
observed fcda4a4c4e577bf12c46ae4903012842...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:05.852716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024817/publication.md
observed b1c1a796df1bb8d8d9a7cbee0b923a94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:05.837109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024817/publication.txt
observed 532717d46458ccfe5570128f2fac8119...
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.