OpenTechnical

OT-2026-000044373

Publication integrity record

Four cup vacuum gripper, four 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-2026-000044373) never changes.

Identity and time

Publication numberOT-2026-000044373 · never reused
Internal UUID01a0ae7c-39d7-7366-98da-57f917526a4b · 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-2026-000044373
StatusPUBLIC

Content hashes

Canonical textb1b85b097b47acfb761d39f51a5f8144ccdd2740bff2abe2feaed20c03b0026a
Markdown40ec8786198c6a8bad45c9ca6e4c2da9719235e7d31dcce0722c58677b5e07d7
PDF
Publication paged2728e6b853c4b7ece09f04671883f9f9fafe82be6e44e7326b1f1a6a7c43217
Manifest098b5e679d8ad01f7cade34d028d4d702d73fcf6974a5992984f8803155bad6c

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
SignaturedjCYERRllk7cKQ4BGzlAcsWpzNUt3/LSgGbvP7nM40mI4em5SY6a/qVvHTrq3832Om2nHPZhrNP+1SK6YCseBQ==
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

2026-09-17T08:30:32.487931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044373
observed d2728e6b853c4b7ece09f04671883f9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:32.467867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044373/manifest.json
observed 098b5e679d8ad01f7cade34d028d4d70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:32.073296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044373/publication.md
observed 40ec8786198c6a8bad45c9ca6e4c2da9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:32.052813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044373/publication.txt
observed b1b85b097b47acfb761d39f51a5f8144...
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.