OpenTechnical

OT-2026-000039875

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump 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-2026-000039875) never changes.

Identity and time

Publication numberOT-2026-000039875 · never reused
Internal UUID01a0ae78-d8d6-7ba3-a688-cd7e1f82d55a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039875
StatusPUBLIC

Content hashes

Canonical textb712d373c34e4a7ce622c56acb5fe34f0ac6ba4246e3d9f238c2a47bdad22fca
Markdownf2e4a61c44e1fa3160318cfb7ebdf4d59659780e0d964464586cdb3a3b7f243a
PDF
Publication page8812fbaaa14726c7646fa78d939842cec44783aa34e37e764b053bf5474efa76
Manifestd8892a444c99eda424e38cd8acfd7260d5e7e24c0af1ec7d36a2122034dcce57

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
Signature+Hedhxo4uWCVQ+xuk899cvG3L8BmRR0U9mM42S9VnHN9kRnBTNbJdjHF3Sa+j+ETph6+c5qCXSBRMl0wxMRABg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:09.437940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039875
observed 8812fbaaa14726c7646fa78d939842ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.419489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039875/manifest.json
observed d8892a444c99eda424e38cd8acfd7260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.403059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039875/publication.md
observed f2e4a61c44e1fa3160318cfb7ebdf4d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.385176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039875/publication.txt
observed b712d373c34e4a7ce622c56acb5fe34f...
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.