OpenTechnical

OT-2026-000062613

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000062613) never changes.

Identity and time

Publication numberOT-2026-000062613 · never reused
Internal UUID01a0ae8c-0ac1-7eb6-a514-08c303ee2d73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062613
StatusPUBLIC

Content hashes

Canonical textbc617c8fba90b975b6ad07d68b90c4acbdc7b365c6d7cb43b3b8dcc1e2adc912
Markdowne680b02fe1d23a837745a2febb7c3dcdc2d9f2e1c1c9eb9ec5a8ebe5cb301dda
PDF
Publication page3f5d89b898adaf416f361dbb319916262cd6d8342f5df34c73dced82ffc4b44c
Manifest484f858b4e04987dfdf253bf48ffe3c219ccde5a0f761bbf0e7b0575654f9e19

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
Signaturei+GpyTR826IGl2DSQA8uSnxZ14yJewHS4IwNLfwaLoqtjxrTfTAiXkY/oVVGN4M3s6VbsGtyeXSAtxHxptdDCA==
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

2026-09-17T10:40:07.079069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062613
observed 3f5d89b898adaf416f361dbb31991626...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.055373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062613/manifest.json
observed 484f858b4e04987dfdf253bf48ffe3c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.036210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062613/publication.md
observed e680b02fe1d23a837745a2febb7c3dcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.017339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062613/publication.txt
observed bc617c8fba90b975b6ad07d68b90c4ac...
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.