OpenTechnical

OT-2026-000045194

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000045194) never changes.

Identity and time

Publication numberOT-2026-000045194 · never reused
Internal UUID01a0ae7c-f769-7be5-9ea9-cdc20363d30d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045194
StatusPUBLIC

Content hashes

Canonical text58f68da6ef4c3285ff762f8589a2d8b51178a45f346499e4da9c8240fd0c6336
Markdown5774924910939bb90f5b492070207b541eaf212ea4a115fbaefa60dc8e42545b
PDF
Publication page71d36bfb86212dfef2a3ebd24c5246862ea5405e6c59c0dbb1776a1f73207779
Manifeste2caac2f1d2eccb5aa96be815860546d7aaa91de67b92f603cb1ab0bab1be985

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
SignaturecP8yG23wtlGZv4DXiF35MrFnNWLEmRLEqLCqH6/xXWIR2NMR0Wv5SLQlcQ9oKBeSO6DdcY4QP8FDQENiCCLJCA==
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

2026-09-17T11:10:22.130961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045194
observed 71d36bfb86212dfef2a3ebd24c524686...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:22.110093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045194/manifest.json
observed e2caac2f1d2eccb5aa96be815860546d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:22.089020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045194/publication.md
observed 5774924910939bb90f5b492070207b54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:22.067715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045194/publication.txt
observed 58f68da6ef4c3285ff762f8589a2d8b5...
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.