OpenTechnical

OT-2026-000085883

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000085883) never changes.

Identity and time

Publication numberOT-2026-000085883 · never reused
Internal UUID01a0ae99-e829-72ff-a1f4-e07c529b8d15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085883
StatusPUBLIC

Content hashes

Canonical text0c2ba06f97e9718e8a7fb3111899e6107dc56504173a3419ae145869b1a245d4
Markdown3f097ecfa8475060c85eb36dd7b9a54aa415b5f87bcb1c99b486b7c13ca87cb5
PDF
Publication page27de39351bcb5793cb1a68583c05b6d910938b6d71d3eded82314f45c11b2d43
Manifest06839aefb1fba5764cd81d2f468833e5ef85bad957ec38ee2a77f386c0f2a490

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
Signature547pHfM1G6AqYs2wp4elUJySL/FlvpqyU0eN2ALY4iN5GSYQ6r9o8CF9gccCI/djscRS3NmmwzvBMHZm8uBlCw==
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

2026-09-17T09:52:49.317607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085883
observed 27de39351bcb5793cb1a68583c05b6d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:49.300013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085883/manifest.json
observed 06839aefb1fba5764cd81d2f468833e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:49.283524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085883/publication.md
observed 3f097ecfa8475060c85eb36dd7b9a54a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:49.266597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085883/publication.txt
observed 0c2ba06f97e9718e8a7fb3111899e610...
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.