OpenTechnical

OT-2026-000053633

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000053633) never changes.

Identity and time

Publication numberOT-2026-000053633 · never reused
Internal UUID01a0ae85-0a95-7652-8344-b662b9e269d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053633
StatusPUBLIC

Content hashes

Canonical text8af8ef793718b7e3659787ebd2b4c9b8c1269ba266128a9f449cd95f8d0f8f57
Markdown83beceb369161a5e0b41558aa3212626d09d952b1112cfb3ab470c99e7372661
PDF
Publication page6291a6a288655a71c40495eb6205b70c821acf360ec854705e90a021624950e8
Manifest877e04ead39ed2fa30d7a35d322ed346b17b78ad2ba23f013e3a333dc53f2cc8

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
SignatureCDiyE16K1SC5J4fp3NmhHlHt/iTuPfuDaXKoKZfFJ3M1B4sqWTP38w3AaiGAIPDlZuh4wRuX+kce+8D65Q+8DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:30.916317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053633
observed 6291a6a288655a71c40495eb6205b70c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:30.897207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053633/manifest.json
observed 877e04ead39ed2fa30d7a35d322ed346...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:30.879667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053633/publication.md
observed 83beceb369161a5e0b41558aa3212626...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:30.862285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053633/publication.txt
observed 8af8ef793718b7e3659787ebd2b4c9b8...
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.