OpenTechnical

OT-2026-000091634

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000091634) never changes.

Identity and time

Publication numberOT-2026-000091634 · never reused
Internal UUID01a0ae9d-43b8-7f9e-ac3e-ecdcde6ca135 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091634
StatusPUBLIC

Content hashes

Canonical text47dcf38d84c9fad4995d0dfda6676079e05661588d00d270a5646f63401af1db
Markdown8fbf938f662d7c49a50e5bdc49d35fc220897e09a081e4a98aae4b41ba118857
PDF
Publication pagece781f2c67504c5d5804ae38d14b68a80f5bb51f21e52cbb09139c5cca53dc01
Manifeste9dbd4a0e8140da6498e70f1cea0d5dd872cf838ad2b24b67f27a887e9cf3fcd

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
Signaturel1qPIGRhNnBux6Gy3rxOeW2p5melmnYfwObRrvNP4WwprBIaAvESQZmLWnJIKAyHJa+1CZ6RpleYvvoqNW/eBQ==
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

2026-09-17T09:41:59.993048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091634
observed ce781f2c67504c5d5804ae38d14b68a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:59.973848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091634/manifest.json
observed e9dbd4a0e8140da6498e70f1cea0d5dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:59.952278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091634/publication.md
observed 8fbf938f662d7c49a50e5bdc49d35fc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:59.933153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091634/publication.txt
observed 47dcf38d84c9fad4995d0dfda6676079...
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.