OpenTechnical

OT-2026-000011511

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000011511) never changes.

Identity and time

Publication numberOT-2026-000011511 · never reused
Internal UUID01a0ae6c-88ff-7981-a4e6-1e73cf829e25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011511
StatusPUBLIC

Content hashes

Canonical textc8396fb7e3ac3d4fa9b7500e55e257a948c9c291e39a3c8c32fcd7ee357a4883
Markdown0b1ae399ab45d0cf6d2600d73ea57780b71927350e5dcff78af2418b1f42d66a
PDF
Publication page20476374ca904f7416e0a9021576985a8c92cffa2023697ce8c7edeaea6e01e2
Manifestd78e95d542a88e3e74e5283c05ad908cc67b4f6df5004278ed8021d0d76ba42f

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
SignatureLeoxZUMDL5WkLJ6CCJMNFdnZoFc3SvZZmcpPSOxjejrsj8vcgAHT/Cx6F7POkPfJL4WSk/2vTY1bJFoSG4hLCA==
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

2026-09-17T12:13:17.607688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011511
observed 20476374ca904f7416e0a9021576985a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:17.588288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011511/manifest.json
observed d78e95d542a88e3e74e5283c05ad908c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:17.567556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011511/publication.md
observed 0b1ae399ab45d0cf6d2600d73ea57780...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:17.548240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011511/publication.txt
observed c8396fb7e3ac3d4fa9b7500e55e257a9...
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.