OpenTechnical

OT-2026-000068459

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000068459) never changes.

Identity and time

Publication numberOT-2026-000068459 · never reused
Internal UUID01a0ae90-2481-7a8c-954f-2a62c39f19b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068459
StatusPUBLIC

Content hashes

Canonical textc68b6a483989d25314c804e91152179cffc5b89e84e2b6b95717991cddf6ec4d
Markdownbca613a51a2673d97e6205cf32c89a19da9b1fe38f4c0315a66c857c21a7ec7b
PDF
Publication paged0a0cf69437f7ed07b97d0f5cad7b6e6960b7b258cae88e33b54c929c79ce8db
Manifestf0cb3c03136cf31232b796aa04d21fe03ae312925369367906f4642aa4e28293

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
Signature0A5/HbqqkSJe01AbsFXR/WG+VwQsJlLvHp0UyVcB4mSfGuVoi+kVJzn9Qq1VAQBkP8+JDWNArffbqLSov7nWCA==
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

2026-09-17T10:29:36.395398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068459
observed d0a0cf69437f7ed07b97d0f5cad7b6e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.379121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068459/manifest.json
observed f0cb3c03136cf31232b796aa04d21fe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.362273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068459/publication.md
observed bca613a51a2673d97e6205cf32c89a19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.346794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068459/publication.txt
observed c68b6a483989d25314c804e91152179c...
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.