OpenTechnical

OT-2026-000079647

Publication integrity record

Three cup vacuum gripper, three zone face, three 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-2026-000079647) never changes.

Identity and time

Publication numberOT-2026-000079647 · never reused
Internal UUID01a0ae96-0b92-7d64-8fe4-ada0e7cfbf5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079647
StatusPUBLIC

Content hashes

Canonical texteb4c99ccd91937f8cc097e07263455e2ec0e965e8582101bba28754d943bbe02
Markdown87b907a866d09b57643d97b88caa49966dac988820f227a56f932817b11e9c2f
PDF
Publication pageb1b1caf5e4177b8771f4a19f92224bafaf8308156c5c09cba90e0ec5789d35e7
Manifest26ff2abb8d08bdc583ec63cc882be39a4658ed389cd505c0bdf17a9a6c1f3654

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
SignatureO2Ius6xmqQNvuGPvSRmOAFz+m0pxyS7EZvgkbMSHSkz5zWgQgjrsh16V/7N8VYw/oKZLr0zp87nJnxjgGuYMAw==
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

2026-09-17T10:05:18.862994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079647
observed b1b1caf5e4177b8771f4a19f92224baf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:18.844779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079647/manifest.json
observed 26ff2abb8d08bdc583ec63cc882be39a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:18.827212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079647/publication.md
observed 87b907a866d09b57643d97b88caa4996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:18.809361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079647/publication.txt
observed eb4c99ccd91937f8cc097e07263455e2...
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.