OpenTechnical

OT-2026-000008346

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two 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-2026-000008346) never changes.

Identity and time

Publication numberOT-2026-000008346 · never reused
Internal UUID01a0ae6a-e469-7dbe-bdd2-5c9175923d76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008346
StatusPUBLIC

Content hashes

Canonical text2a8e381a9072085bb33c5f8d292dfb34f5de59884f12e8db19fbfdd6dcbefa54
Markdown33edb2ce7b6d849cbf136e6053e4013cb269efd65c064b26701174ced58e7825
PDF
Publication page6acabb620e2556eb952d1401c7e9c147c5b26339590d7529695dd5b9718fdd95
Manifest64b01bb9a325da83761d05ea87409a4bef61521724e054cdcf7a0ed9ae4090a7

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
SignatureUX0pbQNCGGnhrwrIZgEMkfmmc6grZ0yz7gcIoDNbfqZRnvybAcxL9aMma3Xw37gUeouBiaEV/lFyOkeDYasSBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:09.945753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008346
observed 6acabb620e2556eb952d1401c7e9c147...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:09.927078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008346/manifest.json
observed 64b01bb9a325da83761d05ea87409a4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:09.908722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008346/publication.md
observed 33edb2ce7b6d849cbf136e6053e4013c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:09.890026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008346/publication.txt
observed 2a8e381a9072085bb33c5f8d292dfb34...
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.