OpenTechnical

OT-2026-000084700

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000084700) never changes.

Identity and time

Publication numberOT-2026-000084700 · never reused
Internal UUID01a0ae98-e25d-719f-ba34-3bfda803d089 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084700
StatusPUBLIC

Content hashes

Canonical text94714560002876a304f9c1f519473c41865b16d6400c84ca98c71448d6d3e712
Markdown6b935d1335bd75b4e3653a7c70bffe0465db29ad5750e8487121cc5d4def7a01
PDF
Publication page12fbcdbb817dc98102f50d0422a73390049c0f202d4b5a5aedb317d0e45577d1
Manifest210dc976f8d60fc956d520ebaf246e7da7c57cb62d1c94e5427de199ee3d947e

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
SignaturewdoWFHUZi3fRBarHxVwL557Y26mJjiDYCJEAUKnMBHgRQckvMDZRIGWAdmxD1x1jyZLpCJpk+YY4OCBHRIJRDA==
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

2026-09-17T09:55:37.925421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084700
observed 12fbcdbb817dc98102f50d0422a73390...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.907170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084700/manifest.json
observed 210dc976f8d60fc956d520ebaf246e7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.890101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084700/publication.md
observed 6b935d1335bd75b4e3653a7c70bffe04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.872787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084700/publication.txt
observed 94714560002876a304f9c1f519473c41...
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.