OpenTechnical

OT-2026-000044470

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000044470) never changes.

Identity and time

Publication numberOT-2026-000044470 · never reused
Internal UUID01a0ae7c-39d8-71a7-8c78-e1144fef373d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044470
StatusPUBLIC

Content hashes

Canonical text78097cb09a49951c5955cf6b5d363e994ce57653fee48c0e04d3278529c1441b
Markdown935d61692433fa7e179f426d0b6a7c3ccafaac0fa55f41f8537ba24c64d04ab3
PDF
Publication page7358254d14a0a709248a7def47f26e11b7d3c998630db817360c90dc35628769
Manifest68a8b0b4216303fac91598e67129317af3d61e2b9f101cfc534a25f6f4cc91b1

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
SignatureUcMzlNitfOVeJFeVACVN7tjeB4RY/QBJ3SYfI36VLx2zC6u89R2FdYvW6wSrmiNxx3fuC+elzi6kNb1fFdw4Bw==
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

2026-09-17T08:30:53.059579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044470
observed 7358254d14a0a709248a7def47f26e11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:53.042236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044470/manifest.json
observed 68a8b0b4216303fac91598e67129317a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:53.024738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044470/publication.md
observed 935d61692433fa7e179f426d0b6a7c3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:53.005245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044470/publication.txt
observed 78097cb09a49951c5955cf6b5d363e99...
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.