OpenTechnical

OT-2026-000104518

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, pulsed blow-off 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-2026-000104518) never changes.

Identity and time

Publication numberOT-2026-000104518 · never reused
Internal UUID01a0aea5-3422-7835-a30b-ffb8d92ca461 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104518
StatusPUBLIC

Content hashes

Canonical text45adac76caeadc630d6ad4a7bc9634737a43914216f2f02801edaf03a7ffdb04
Markdown70695398d8a5d4a94f65f32faed9c996be22afaa374d52d8296038c0e84701d5
PDF
Publication page4e94fe14bb6d73accb7da9c97ae128b4cd4371cc6a74ee223895e68f58387bfa
Manifest54c8998b5cf24263920094c8242a979d392db9413ae4452086afd543b0de00d0

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
Signature6z6LK/gU7QHFzvuV2QCRcdiTKmAZc7VqVYUbGiqviKnXmkGOuC4AZBZDXwaiEfYOCvvf1gcnxFNZfMJ6YK3aAQ==
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

2026-09-17T09:21:48.843402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104518
observed 4e94fe14bb6d73accb7da9c97ae128b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:48.825204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104518/manifest.json
observed 54c8998b5cf24263920094c8242a979d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:48.807217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104518/publication.md
observed 70695398d8a5d4a94f65f32faed9c996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:48.789001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104518/publication.txt
observed 45adac76caeadc630d6ad4a7bc963473...
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.