OpenTechnical

OT-2026-000015645

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000015645) never changes.

Identity and time

Publication numberOT-2026-000015645 · never reused
Internal UUID01a0ae6e-0c4b-7a9a-9bf7-41f66fa58ae4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015645
StatusPUBLIC

Content hashes

Canonical text4c6650351eaefad038ea7d0faaa94d5b3e9eb2337dfd8e84253b36d57680f5e3
Markdowna40c8bba40f07e10957ac3599e01e76bf1ed1e8b1f08c0b2000961875616e854
PDF
Publication pagea54b51f8365150f67315193d8ca633e1eb397106723cf700f8bb4d3a1b525213
Manifestbbf2657fdd3d3db9f6585d12cda794f6187ee0cea47f36ec97acd24a354b9fb8

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
SignaturepliMoDTWSm2k2RY8ntaq3d++eU6qHX+6J+Ug1B5Oxi5XzAMNp1OfJrDKI3v4Z5T0ImWCbXLOX5vtJLFA7gzWCg==
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

2026-09-17T12:04:54.203905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015645
observed a54b51f8365150f67315193d8ca633e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:54.185168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015645/manifest.json
observed bbf2657fdd3d3db9f6585d12cda794f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:54.165383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015645/publication.md
observed a40c8bba40f07e10957ac3599e01e76b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:54.147538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015645/publication.txt
observed 4c6650351eaefad038ea7d0faaa94d5b...
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.