OpenTechnical

OT-2026-000040466

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000040466) never changes.

Identity and time

Publication numberOT-2026-000040466 · never reused
Internal UUID01a0ae79-2702-7491-9115-edb02ceb1677 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040466
StatusPUBLIC

Content hashes

Canonical textbfe16fcf5e5d460b4e668c22fb716a8ec71742d51b4d9e3b66358cc6af52adef
Markdown7f07507cbc350f7b0af4bb44d5269fa22a1c0eef9118893e5983410ca4b96480
PDF
Publication page468b762ce66881dc91d0b4d3f29f1c036c7de508f0065fc9e4feeb7e1d56dccd
Manifest73f50b12a82e0206a10d63f9d3739afa38a3c4d457335e5a79d07164f13bcf7b

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
SignaturebiDhI5lJOt85CsVSqjIdxC5vijAcN+TUye5Imc1Rv23OQS/xkUdbzFPL3m5Fce5dtSfdQ/K5OssTB7cLy9KbBQ==
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

2026-09-17T11:19:30.749674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040466
observed 468b762ce66881dc91d0b4d3f29f1c03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.730871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040466/manifest.json
observed 73f50b12a82e0206a10d63f9d3739afa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.714069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040466/publication.md
observed 7f07507cbc350f7b0af4bb44d5269fa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.696460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040466/publication.txt
observed bfe16fcf5e5d460b4e668c22fb716a8e...
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.