OpenTechnical

OT-2026-000040268

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before 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-2026-000040268) never changes.

Identity and time

Publication numberOT-2026-000040268 · never reused
Internal UUID01a0ae79-2700-798c-a580-e0573393061f · 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-2026-000040268
StatusPUBLIC

Content hashes

Canonical textb4be5039b933cebe8c6ee58ea281b0e14b590a59deca1cd6a8cd18faaf980707
Markdowned6189899b91cfc4b7ebe5c8e12d76c7f712b08da15deabd081d3efa9f4493c5
PDF
Publication page32bd865b56506fcff2f1162c2cb2440487594423586820fe019dd20370525fa2
Manifest0df68e576e01a7604c513ac1cc36a32b284b8bdb69a26df88819f2b533b6c30a

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
SignaturefBIEKOEebQJuonX8s8g3OI7sNf87KNLHhlqPmoEvSnqUqrTFoervfKY6Jrg0jw8OSz7PmElmcInit47R67ouDQ==
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

2026-09-17T11:19:10.078128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040268
observed 32bd865b56506fcff2f1162c2cb24404...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:10.061683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040268/manifest.json
observed 0df68e576e01a7604c513ac1cc36a32b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:10.044244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040268/publication.md
observed ed6189899b91cfc4b7ebe5c8e12d76c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:10.026198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040268/publication.txt
observed b4be5039b933cebe8c6ee58ea281b0e1...
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.