OpenTechnical

OT-2026-000044466

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-2026-000044466) never changes.

Identity and time

Publication numberOT-2026-000044466 · never reused
Internal UUID01a0ae7c-39d8-71c4-bf23-17d3e28cef46 · 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-2026-000044466
StatusPUBLIC

Content hashes

Canonical text5dd0d417dfaa86491e8b234639e8713f03c255952bc6bc2abde0e8a8fd40c47f
Markdowne9919d70a67aef04256507a859c1cdc8334140f354a11a217d0881f8d221558b
PDF
Publication page2629cd9a56d9533d0a45b6a9d18f8f53106f58d9d1e3e560ffa0cb959c263459
Manifest31b687fd6d96e55cd206047224d007c3d810a2e14c28b1f4784facea299bf1dd

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
Signaturen5juOsW+SSngaSzrdF5/5lFsvDnnECaGcgby6YjotPQ5Y6JXodipAXs/C1GpHXhSqHHArmHt7DmC5zJJrbw0BA==
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

2026-09-17T08:30:52.282765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044466
observed 2629cd9a56d9533d0a45b6a9d18f8f53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:52.263823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044466/manifest.json
observed 31b687fd6d96e55cd206047224d007c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:52.243879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044466/publication.md
observed e9919d70a67aef04256507a859c1cdc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:52.219848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044466/publication.txt
observed 5dd0d417dfaa86491e8b234639e8713f...
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.