OpenTechnical

OT-2026-000009935

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, 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-2026-000009935) never changes.

Identity and time

Publication numberOT-2026-000009935 · never reused
Internal UUID01a0ae6b-cb79-76f5-9951-519140f13ed9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009935
StatusPUBLIC

Content hashes

Canonical textbce674eba5c8e9d0f7743dee0f02a6fadd2336a75e9e5781e056f97ffef9d400
Markdown31126efa2960f92cf2c94b284b34443830700366db26ef26e4626d12ec3bb115
PDF
Publication pagea2821c1cceb5fb54f0522938d247cb766258992c7e1da541342522afef1caa98
Manifest5711fdd8b9f318d02d19753feb046ae09304cb1a908c27e191648bf1cb267fff

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
SignaturerwgYWmuU/Q5wweOed4eqDAAZxBnnGzwPqtIuEuP37b6+mxTm0NXGYEnhfFjrOuFjQa/1G0XaVn10nKVQcE8YAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:57.576631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009935
observed a2821c1cceb5fb54f0522938d247cb76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:57.556555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009935/manifest.json
observed 5711fdd8b9f318d02d19753feb046ae0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:57.537999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009935/publication.md
observed 31126efa2960f92cf2c94b284b344438...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:57.516948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009935/publication.txt
observed bce674eba5c8e9d0f7743dee0f02a6fa...
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.