OpenTechnical

OT-2026-000064493

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line 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-2026-000064493) never changes.

Identity and time

Publication numberOT-2026-000064493 · never reused
Internal UUID01a0ae8d-a461-7b10-8413-46f9a2dd1397 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064493
StatusPUBLIC

Content hashes

Canonical textc93972471204185abab712dda2add8db285d3bf639efeabe08d0a4c284a64d5a
Markdown216980168cfaeb471a3032fa0736c26ed5c1b7740cd092395d92edbd5cc73fd6
PDF
Publication pagebf7e6b67d3fd66889b5c0e8e45721a5131481bb638695f2fbaa742136a7a3fc8
Manifestf602f7640f4d36b6c48adc59409b9c18b01501d298530514dfd6b2605603bc63

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
SignatureOkU72bFOtctLxSXr4SQNE3+xCBSfA8Vtg3BgtueB4pxncq3AZ0D3UE4q6GbQiEEe4LYKHPhqUqN1vzvRpA1+BA==
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

2026-09-17T10:36:41.861794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064493
observed bf7e6b67d3fd66889b5c0e8e45721a51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:41.841752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064493/manifest.json
observed f602f7640f4d36b6c48adc59409b9c18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:41.821404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064493/publication.md
observed 216980168cfaeb471a3032fa0736c26e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:41.801631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064493/publication.txt
observed c93972471204185abab712dda2add8db...
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.