OpenTechnical

OT-2026-000061113

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, vented after 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-2026-000061113) never changes.

Identity and time

Publication numberOT-2026-000061113 · never reused
Internal UUID01a0ae8b-137e-72bc-8cbb-24e9aa4e628d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061113
StatusPUBLIC

Content hashes

Canonical texte1fa05f39b7fc380d55fe2c6d40b1fa618f783842d49e919ad3b9d10a79abbbf
Markdown0d2a16e25a5b53b9e9b74d03551e9c82ffb0806858c50c44833899ad62b26382
PDF
Publication pageac447e7ceb676eee352ebb66a8d7bcdf69e1ca5a4edec6cf6f3cdfe44fd814fa
Manifestd3f3c923da7ffa37e8317fb6d299910b62ebed9ef830d5d32e2f4b8f3f42283b

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
Signature1NXFiRnmuPqVnvdGmchgXGPZx0rzUv0KgJJjZRAH3eXXwbmZQnMS7Y6Fj2hzMrFBfEao6eKLkYgmws4IwoBhBw==
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...

Independent retrieval

2026-09-17T10:42:29.138599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061113
observed ac447e7ceb676eee352ebb66a8d7bcdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:29.120917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061113/manifest.json
observed d3f3c923da7ffa37e8317fb6d299910b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:29.104092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061113/publication.md
observed 0d2a16e25a5b53b9e9b74d03551e9c82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:29.086686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061113/publication.txt
observed e1fa05f39b7fc380d55fe2c6d40b1fa6...
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.