OpenTechnical

OT-2026-000065401

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, vented after 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-2026-000065401) never changes.

Identity and time

Publication numberOT-2026-000065401 · never reused
Internal UUID01a0ae8e-46f8-7ee8-999a-b1788c004e4d · 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-2026-000065401
StatusPUBLIC

Content hashes

Canonical text074d65799c5ae0dc752335c9c698972bc3b0c8ef0f718787ec898a26871f05e9
Markdowncc78545e1d8e5c771c40fccdffdf6896dd715da45b933756bac7546ae326b442
PDF
Publication pageaff8d0a1b0c17b80ef9f046e4f29bb0fa0f6d17c2a9a47f7d1d801b333f64539
Manifest770fa2104c69908147682f18b58f964e360118fb48c06ba8e368fde13408f244

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
SignatureU/mXAfor+JYMCpuon8royyUblyu7/W/rlw6n1TUELwxU3St5zGVKESUMcGRT9wQenhs4gjchf+ob62qU1LetBA==
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

2026-09-17T10:33:39.786617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065401
observed aff8d0a1b0c17b80ef9f046e4f29bb0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:39.767904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065401/manifest.json
observed 770fa2104c69908147682f18b58f964e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:39.749558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065401/publication.md
observed cc78545e1d8e5c771c40fccdffdf6896...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:39.731697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065401/publication.txt
observed 074d65799c5ae0dc752335c9c698972b...
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.