OpenTechnical

OT-2026-000044485

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000044485) never changes.

Identity and time

Publication numberOT-2026-000044485 · never reused
Internal UUID01a0ae7c-39d8-75b1-9fcc-68e0249faecd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044485
StatusPUBLIC

Content hashes

Canonical textf29911c76ebc235bcfc99a3808980207c98fc76dcf7a99809c849b628dc3d59a
Markdowna237808cf243bec0f2dd996671fce6dd034ff602113e7b471d291ccb626dcffa
PDF
Publication page39303fb633a76b80d706612ad44fbcda82ccf7bcb7a6f30f80de39873d278457
Manifest1e91e0b6fecf07b57fc43ce80938b8c0a652073a0912d66ed0ce2caaad73fcae

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
SignaturezL+7D78/XGvrgCVx9dovd0e0wwWd2RthKgxcu6PdrNnRXvMRPXYlYXSIt2XEAchxQeGdKG+xA+EOQ5s3rG5lAg==
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

2026-09-17T08:30:55.795168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044485
observed 39303fb633a76b80d706612ad44fbcda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:55.775394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044485/manifest.json
observed 1e91e0b6fecf07b57fc43ce80938b8c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:55.758695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044485/publication.md
observed a237808cf243bec0f2dd996671fce6dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:55.741782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044485/publication.txt
observed f29911c76ebc235bcfc99a3808980207...
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.