OpenTechnical

OT-2026-000040496

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000040496) never changes.

Identity and time

Publication numberOT-2026-000040496 · never reused
Internal UUID01a0ae79-6d0d-7c52-8187-ba6aa5d6c5eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040496
StatusPUBLIC

Content hashes

Canonical text80ca2336871d9bb0fa58369cf14d98b382c9b9f86f4508976293f2451e75ec0f
Markdown824f79f8c279db4d9ff50b9c48cc777965f8779b86509ab61ed9949733e79ec7
PDF
Publication pagef8d70612b31c5e38690ce4cfb9436ab43de813d5145287a19caa58ad2af74f19
Manifestdf64d49208bb7e5f59a25e78885420fe86a270f8a40529bac95d06a878100c9f

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
SignatureYanw1nsCpFvScJw8Oz1J1tuBdnC3JJArrhxaDjpDf+u0UkmA4vbcOyPeYJbp6AaliToPNgyYxnzO91/d4N8mCw==
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

2026-09-17T11:17:32.531130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040496
observed f8d70612b31c5e38690ce4cfb9436ab4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:32.514705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040496/manifest.json
observed df64d49208bb7e5f59a25e78885420fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:32.496465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040496/publication.md
observed 824f79f8c279db4d9ff50b9c48cc7779...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:32.466947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040496/publication.txt
observed 80ca2336871d9bb0fa58369cf14d98b3...
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.