OpenTechnical

OT-2026-000073199

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line 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-2026-000073199) never changes.

Identity and time

Publication numberOT-2026-000073199 · never reused
Internal UUID01a0ae92-efb6-731c-bf41-121b52f46eac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073199
StatusPUBLIC

Content hashes

Canonical textba56be834f05cb59b7770fb22d3b9737791c29d31a7fc5e947c8314d58601075
Markdownbf1288f175a25461623974d8e9bf024cf6255cb36249943d99fad9afa2cf4aae
PDF
Publication pageca04bf52e2149793443fe773961ba4f38e39208bf445049dfcb715f49af7d7e3
Manifest99eea5fde85ee69122406a10dde169aa7c24cbd09cc6a87a9d607f2b00d2ed87

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
Signaturel8BSg6XYTrmD6bXC4lj2hi39OhYLCe6CH0G9XgobbOe7F5fomJoeHZEesNMenPHr/VVzRS5n5jWYDCbEFHypDA==
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

2026-09-17T10:21:09.697923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073199
observed ca04bf52e2149793443fe773961ba4f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:09.679139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073199/manifest.json
observed 99eea5fde85ee69122406a10dde169aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:09.662058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073199/publication.md
observed bf1288f175a25461623974d8e9bf024c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:09.642725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073199/publication.txt
observed ba56be834f05cb59b7770fb22d3b9737...
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.