OpenTechnical

OT-2026-000040391

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000040391) never changes.

Identity and time

Publication numberOT-2026-000040391 · never reused
Internal UUID01a0ae79-2701-7c90-b30c-c0ea0327b0d1 · 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-2026-000040391
StatusPUBLIC

Content hashes

Canonical texta1b0311102f30a7f2135cf31a57473cd8dda9d40e277e708e04fdc71a24c798e
Markdownb6a9f7dcb2780f5cbf9ae66bbbca1f7900c507827e78aa6deb1c8098a6588465
PDF
Publication page3d5ab21ff8f160fa3487d74993c8250d9a87d115d6da5f810acfe8cc0d144a69
Manifest86166c6c6817606cd53dfd9949d8bf04ae45fceeaa0aa1c08d64cfcf72af0487

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
SignaturexYG4o++6OCA3IjGtY11X8e/+ca8wtOhElVskaqNYhU8GB8ZkEYMAjNeW8JKwtHY4qYAaMIrerPB08piOvw0NAw==
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

2026-09-17T11:19:25.146113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040391
observed 3d5ab21ff8f160fa3487d74993c8250d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:25.127709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040391/manifest.json
observed 86166c6c6817606cd53dfd9949d8bf04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:25.109972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040391/publication.md
observed b6a9f7dcb2780f5cbf9ae66bbbca1f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:25.092723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040391/publication.txt
observed a1b0311102f30a7f2135cf31a57473cd...
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.