OpenTechnical

OT-2026-000023924

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum 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-2026-000023924) never changes.

Identity and time

Publication numberOT-2026-000023924 · never reused
Internal UUID01a0ae70-aed6-74a6-9a55-137afc22f375 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023924
StatusPUBLIC

Content hashes

Canonical textf29f7a934d4bb9e3f4cc12dcccfc82d9f5fccb4ca61f2afa3ea6cf27b4cbec58
Markdowna6fa632e992e4301788490028a1991dbde3ea0bc55eb67d3f5a7a7b83409cd55
PDF
Publication pagea2b0d64870c9249a6800db768e1556c2c1ad44dea41b78e3f1ce272c76755d35
Manifestdda78f12cd56b2c3010a4754655b9df91d9fc876ba16c6c5ccd2ea92d186aff7

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
SignatureZcwn/4MkSZaAlpMkpz8RJR5ak8+500tG21v/a4frSvrG9sayNJ/xLtjdvvAtqtFdW1qs0m7MXH2IeCpuRNrEDg==
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

2026-09-17T11:50:32.855395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023924
observed a2b0d64870c9249a6800db768e1556c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:32.838455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023924/manifest.json
observed dda78f12cd56b2c3010a4754655b9df9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:32.817165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023924/publication.md
observed a6fa632e992e4301788490028a1991db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:32.801421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023924/publication.txt
observed f29f7a934d4bb9e3f4cc12dcccfc82d9...
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.