OpenTechnical

OT-2026-000043059

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000043059) never changes.

Identity and time

Publication numberOT-2026-000043059 · never reused
Internal UUID01a0ae7b-3278-70d6-a202-9be2b772528e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043059
StatusPUBLIC

Content hashes

Canonical textc9398ecbea93d3ade0d4a398b8c13e28008821bc825418c373470ad0af85db55
Markdownc98c94065982db11c6b340b485451f2568c1a236d51d041650d64f0109204e4d
PDF
Publication page3151dfea8ce8590d64bab5a99073f62dbe292939cd213ea6203981dd1bb8c30e
Manifeste74aaddbe27752460612e91dc15d108f645f8c34b1bf52b45c5884d43bd4a4bc

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
SignatureRITBDuZfuktnmqOR8+KU1+IHmwqXmt4+aYRNp1cKwRe2S6Kg5X4TKw0WZtJzjqMjcaxb5JwSsAytWH6BqGd2BQ==
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

2026-09-17T11:13:28.094261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043059
observed 3151dfea8ce8590d64bab5a99073f62d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:28.073569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043059/manifest.json
observed e74aaddbe27752460612e91dc15d108f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:28.052949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043059/publication.md
observed c98c94065982db11c6b340b485451f25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:28.033597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043059/publication.txt
observed c9398ecbea93d3ade0d4a398b8c13e28...
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.