OpenTechnical

OT-2026-000046099

Publication integrity record

Four cup vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000046099) never changes.

Identity and time

Publication numberOT-2026-000046099 · never reused
Internal UUID01a0ae7e-032b-72e7-a594-1b714dad62db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046099
StatusPUBLIC

Content hashes

Canonical text280c97ea6a328d0ee8c876ea03e932fec5f7bd046240c225173476c2a2ced4f4
Markdownd6bee5e005a5b28cb127a08c5cb6b7a597329270dbbe3c7f7f88c24050d88bc8
PDF
Publication pagef5db52fa5c38760a9399da4569cf53098ddf48ed3389548e7d929a7d8c28bb89
Manifesteca10eb2312a0b9e91bea4badb9361e1fb69554e8e35f5bbc42a426668b6dbd6

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
SignatureG1GrssQOIn/j9ZBE2rW+b+9vhp4lORqIaxdNBCqT30mB/XGeAxoF4lzpO42R2xMfMDsAUYUry0Bxb+Np4KkdDg==
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

2026-09-17T11:09:04.569533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046099
observed f5db52fa5c38760a9399da4569cf5309...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:04.551773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046099/manifest.json
observed eca10eb2312a0b9e91bea4badb9361e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:04.533504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046099/publication.md
observed d6bee5e005a5b28cb127a08c5cb6b7a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:04.514144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046099/publication.txt
observed 280c97ea6a328d0ee8c876ea03e932fe...
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.