OpenTechnical

OT-2026-000074863

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000074863) never changes.

Identity and time

Publication numberOT-2026-000074863 · never reused
Internal UUID01a0ae93-ac2c-71c6-bfa8-1416f66f9630 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074863
StatusPUBLIC

Content hashes

Canonical text036b60cfd6b11ddb3ea6dfda771ccc04b6f942dfaa9c0eb04c328a4012c2d4ca
Markdown97dbcb49cf24a18b23b4e5a82dd0d678ecfd072b46802f6ee72d22fca422c17b
PDF
Publication page8fed422a46b304fe29480d6aa0dc9da452280ebed110595cb5ca351cb462c9a9
Manifest5bf5bdaf83c54659061988b71352760259b1acffc5bfdec49d3afb726dc6660a

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
SignatureXBJk1SVty1QGmt4RwNOMDtXbi1CR7Y+/GZ56a8678v+H2E8K55qaQuxsTdeZs+I84y7YPtcbd7rLP7hbsW8bCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:18:34.762613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074863
observed 8fed422a46b304fe29480d6aa0dc9da4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:34.745383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074863/manifest.json
observed 5bf5bdaf83c54659061988b713527602...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:34.726633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074863/publication.md
observed 97dbcb49cf24a18b23b4e5a82dd0d678...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:34.708154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074863/publication.txt
observed 036b60cfd6b11ddb3ea6dfda771ccc04...
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.