OpenTechnical

OT-2026-000065604

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000065604) never changes.

Identity and time

Publication numberOT-2026-000065604 · never reused
Internal UUID01a0ae8e-46fa-7854-89b2-e7ced234bac9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065604
StatusPUBLIC

Content hashes

Canonical text36614d3f02ccb2b8be5426e0edb7f732ba2be6e943a3c15a3dedb3e6ee311c1a
Markdown28194c7166942d9c059e1f197fa4ff9296218efbb8cca2fe6c3cec08e90a22d5
PDF
Publication pagef2750b0e7d3cdc7bc7bf02ffe8f3700c8d6153b7211570f95282ea22bdfadf0b
Manifest02f2d74e72553a84ff2e5d3f70b4a44a3a54a3608a0fbc056a011c9f04a8e3da

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
SignatureMEHwjKzpv4yZV7kWWF1qcWBvzfQB0cKwbwbMI/UBKlyqBT4rpwBDTbD8Z6O+0/kQ7S737kwlZej2qe5mFOz5AQ==
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

2026-09-17T10:33:58.958362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065604
observed f2750b0e7d3cdc7bc7bf02ffe8f3700c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:58.922037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065604/manifest.json
observed 02f2d74e72553a84ff2e5d3f70b4a44a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:58.878625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065604/publication.md
observed 28194c7166942d9c059e1f197fa4ff92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:58.843660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065604/publication.txt
observed 36614d3f02ccb2b8be5426e0edb7f732...
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.