OpenTechnical

OT-2026-000073779

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000073779) never changes.

Identity and time

Publication numberOT-2026-000073779 · never reused
Internal UUID01a0ae93-2b8d-7ead-8e3b-272b446c6283 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073779
StatusPUBLIC

Content hashes

Canonical text8feb84b37c57e2e58e5a04bbbf186af4f200a0e39f0cf45106639f2f4418ba8e
Markdown704dc547834aba6139e617afe73ffebbd5b5445395758a1ea59c9363d10314d6
PDF
Publication page00644befb307ff7815968820522bb30eec227f87f8ae2d3c0724d7ff8ea46359
Manifest0fc65458731c2d3fbb0c3e25b9b9747f42e072c9d6af70ff729e3d7e77cd0311

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
SignaturertCDQqvRkmqKqk2wASJhiiJ0tTSE+4szLdWYIktgFESCOca6Dfgh+n2CNZTP1WoRoPC5czeYD01lTeRpU9XvBA==
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

2026-09-17T10:19:52.999457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073779
observed 00644befb307ff7815968820522bb30e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:52.981712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073779/manifest.json
observed 0fc65458731c2d3fbb0c3e25b9b9747f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:52.962628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073779/publication.md
observed 704dc547834aba6139e617afe73ffebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:52.942186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073779/publication.txt
observed 8feb84b37c57e2e58e5a04bbbf186af4...
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.