OpenTechnical

OT-2026-000024781

Publication integrity record

Single cup vacuum gripper, single 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-2026-000024781) never changes.

Identity and time

Publication numberOT-2026-000024781 · never reused
Internal UUID01a0ae71-2726-7afc-9e83-d66d1043e24b · 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-2026-000024781
StatusPUBLIC

Content hashes

Canonical textb618d58355fc2996cf5241f326cba8e7abe551d593bba2a1fa560e978b622853
Markdown0d989d1a8d30c16b0136a94cbc6af51e032d06f6a76b0758249cd662dd02bfaf
PDF
Publication page73bfc2aa69d56feaf1f7e9170232b6d54c9472ec22734c2ad95618dc47c92dcb
Manifestde56843da7d728046a62a39d0a01bc5a25417b8aad5cddca14cebf5a0cddd8d5

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
SignatureyfDl2DFISALw32dZ3fsxq5BFcPJuAydH3G8EWA8Mg5ZXRFP38tux+nkx0w1dqAS5l0GAQIgH/u0XRV6e0PXkAw==
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

2026-09-17T11:48:03.226690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024781
observed 73bfc2aa69d56feaf1f7e9170232b6d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:03.209608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024781/manifest.json
observed de56843da7d728046a62a39d0a01bc5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:03.191087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024781/publication.md
observed 0d989d1a8d30c16b0136a94cbc6af51e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:03.173453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024781/publication.txt
observed b618d58355fc2996cf5241f326cba8e7...
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.