OpenTechnical

OT-2026-000025459

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, 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-2026-000025459) never changes.

Identity and time

Publication numberOT-2026-000025459 · never reused
Internal UUID01a0ae71-5fa8-7545-a71f-2f4b9708fae2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025459
StatusPUBLIC

Content hashes

Canonical text0add93bf59aa4a747c810c490daaa26ded334fd82316f1f7adcf8dad970b98ae
Markdown17429388e3ebd18368cf6ad0bbdfcc2dda478c04e25d7cf932eecc7f24d75a93
PDF
Publication pagecc07b87afeea92a193523c817debfef6ed86d947f709927ff47100655ae558c2
Manifest20850e8785c015981a979b9f914bcc48c70d978b2745d2ec43ab0fb43ba2a169

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
SignatureXOfu8xx+EsHL/FzlOYk99L2DlxppL+t56frhJ6e/qXic13VnNoiQDKtcK4a5Aw/+C3IOw2rRTjDrKl9VAYyoDg==
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

2026-09-17T11:47:32.658884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025459
observed cc07b87afeea92a193523c817debfef6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:32.641243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025459/manifest.json
observed 20850e8785c015981a979b9f914bcc48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:32.623117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025459/publication.md
observed 17429388e3ebd18368cf6ad0bbdfcc2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:32.604778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025459/publication.txt
observed 0add93bf59aa4a747c810c490daaa26d...
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.