OpenTechnical

OT-2026-000078466

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented after 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-2026-000078466) never changes.

Identity and time

Publication numberOT-2026-000078466 · never reused
Internal UUID01a0ae95-7c28-780f-b2fa-14285eba4a9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078466
StatusPUBLIC

Content hashes

Canonical textda198368b7902ff39a8b8eca3d4469a92c8b450cf434505d35225cb7752886a8
Markdown492dd960ee4a791bd3a0bde4ac726012c8eb730edff2d76f8fc8251e7cf75a6f
PDF
Publication pageae50a1d789a954c007b36cdc2515f6ded15607302bed2710686212b97ea42c8d
Manifest3b5382cf619661305bb3a1e0c8780c372090ce6a5d709718148981ed9392e086

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
SignaturelgYn+v+IEvtksLy2/z+klgR9gmhj8U7Ff698VpKkpoiL8ybRcctc9PeQ2nDuK0JwBM6YB+/Mh9haCGTaGQYyBA==
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

2026-09-17T10:06:28.178080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078466
observed ae50a1d789a954c007b36cdc2515f6de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:28.157588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078466/manifest.json
observed 3b5382cf619661305bb3a1e0c8780c37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:28.139379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078466/publication.md
observed 492dd960ee4a791bd3a0bde4ac726012...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:28.119491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078466/publication.txt
observed da198368b7902ff39a8b8eca3d4469a9...
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.