OpenTechnical

OT-2026-000072267

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000072267) never changes.

Identity and time

Publication numberOT-2026-000072267 · never reused
Internal UUID01a0ae92-47c3-7b7f-87cb-d40a5cc635e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072267
StatusPUBLIC

Content hashes

Canonical text52463bde8cb2fd0e05568acc214d0a24d377e5be80c5a36115c9b683710ad397
Markdown82e264729fd39de40c603c6139cb6bb7f2ef3d7d16711dd040ff6beb313ca4fc
PDF
Publication paged959854c0b06c6f4ae7be935a6b9585dad86c9c66953175777faf685ffd4cdd8
Manifest3e4d014538b5d93f19d28aeb96a54a0240526382fd7de4e3b4164d4d51a0f813

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
SignatureEm79oPWF8PCluEGE9KGPeob/89h3Yd2EJmwZcfbBjqJs2nEKjp0NdQmSzPWu92qJ38n7XSJkbSlP/R9tPyhEBg==
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

2026-09-17T10:23:22.759026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072267
observed d959854c0b06c6f4ae7be935a6b9585d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:22.741407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072267/manifest.json
observed 3e4d014538b5d93f19d28aeb96a54a02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:22.724932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072267/publication.md
observed 82e264729fd39de40c603c6139cb6bb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:22.709254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072267/publication.txt
observed 52463bde8cb2fd0e05568acc214d0a24...
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.