OpenTechnical

OT-2026-000099472

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000099472) never changes.

Identity and time

Publication numberOT-2026-000099472 · never reused
Internal UUID01a0aea2-c974-739f-9161-da46c21579c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099472
StatusPUBLIC

Content hashes

Canonical text5b61e2b87383f70dd8cce7d9246b9ef707b0494e9a17671cb9b37812a3146699
Markdown20d969f09e20fffd060db9f475163b6a24427ac219728203976c23a2dd22e19b
PDF
Publication page23b214e38cb9d46145b2d35f32cc9465515063ba43da680a53c66d5450460dca
Manifest6b97eb26c5d3b83e616e28a2f12cfd5f1547d2f9a76e1aae9c0d930cc43f4c29

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
SignatureG6Q+l9zD8qQVUeQy1KkXKakOOVr0K+6Xuvr3/lagKXm84m8pI9Pio7Ue4G8aU2D5+KYoqoZ8u1w4mVZVeJ+mBQ==
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

2026-09-17T09:29:15.463767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099472
observed 23b214e38cb9d46145b2d35f32cc9465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.445749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099472/manifest.json
observed 6b97eb26c5d3b83e616e28a2f12cfd5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.425632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099472/publication.md
observed 20d969f09e20fffd060db9f475163b6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.407950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099472/publication.txt
observed 5b61e2b87383f70dd8cce7d9246b9ef7...
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.