OpenTechnical

OT-2026-000078122

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000078122) never changes.

Identity and time

Publication numberOT-2026-000078122 · never reused
Internal UUID01a0ae95-6e8c-7b8a-b35e-89d1017beb0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:03.897850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078122
StatusPUBLIC

Content hashes

Canonical text0d426b53cf0169e15267d07bc1057c338c1338128949ceb84b9131ef18982d80
Markdown8da5464132b3e61b810cb35d9342f5b7d079daf5c4725a512da89662e23a5497
PDF
Publication page00673a4d532a4ba4a4dadc11d5402601eaf6db3b12451c06339678577267f434
Manifest5c2a08b4fd4c5862a1e9cce7cd811de35507c16efcffe3dae9303d61fb9b7b96

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
Signature+kh4a2p3zVKiOLK0yWgy/M7zjvDwUlebBdQCFx5mbCcY9J2h6iXPRk0I6F1LivyCEDoY1hXYmebET45lnVX6DQ==
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

2026-09-17T10:06:49.945805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078122
observed 00673a4d532a4ba4a4dadc11d5402601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:49.927691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078122/manifest.json
observed 5c2a08b4fd4c5862a1e9cce7cd811de3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:49.911486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078122/publication.md
observed 8da5464132b3e61b810cb35d9342f5b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:49.894076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078122/publication.txt
observed 0d426b53cf0169e15267d07bc1057c33...
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.