OpenTechnical

OT-2026-000094399

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000094399) never changes.

Identity and time

Publication numberOT-2026-000094399 · never reused
Internal UUID01a0ae9e-f4e7-74ee-b35a-48cd35fe00c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094399
StatusPUBLIC

Content hashes

Canonical text3bb24d58485c19f1f742f6dd46e626523acf4337d9cb9bf6cbfe1c1f2b091669
Markdown284fb95f7be742d3bfcecf2f5454b6b363ebfd01086229f9509223c73128a397
PDF
Publication pageb172a779bd0def1fa7d798d272a0c64b2eb3c6479eb39cef6bb6b9a5c2ed0eca
Manifestaf3e0cfb392c271f8d0797e5f3c3bc02e52b6293a320d30b5b838a5b82f14e73

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
SignatureOztzwuSGnZQE3WBg+gVs6T5J4maAW89mi65ksJ6XvRw4gt4WzNcCnnkYPJvYM5xAq2yZblb3aRA/ebdrl2CtBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:48.360371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094399
observed b172a779bd0def1fa7d798d272a0c64b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:48.343216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094399/manifest.json
observed af3e0cfb392c271f8d0797e5f3c3bc02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:48.326152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094399/publication.md
observed 284fb95f7be742d3bfcecf2f5454b6b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:48.307509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094399/publication.txt
observed 3bb24d58485c19f1f742f6dd46e62652...
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.