OpenTechnical

OT-2026-000010207

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, 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-2026-000010207) never changes.

Identity and time

Publication numberOT-2026-000010207 · never reused
Internal UUID01a0ae6b-cb7b-7805-a795-08f2bc0b76e0 · 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-2026-000010207
StatusPUBLIC

Content hashes

Canonical text221980ab25cfe0bfe20d223b3a3e5cfbb476096c89b62a614a0c6836d78301ce
Markdown46cfc47d965fb1583c9881695478138d63859ac161f9a75177be816ec23bc4ae
PDF
Publication page886d5223edc8b1f19f7d28960e07cf524d52b429bd1b31f40c2a2870cc2f61b3
Manifest8aaf26c4e70c001c8d654b73ad2e64e86126e8e6d2d390f06ca3c9aaf62c1b1e

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
Signaturex/A0yh/dGQdN+2IEnyHy+EikvwIGkHycx3at1Mvlqq/Dk7A3yidA01T0GjNVLYOJMh5mHuWXRpA8FrSVp2FXAg==
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

2026-09-17T12:15:47.600006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010207
observed 886d5223edc8b1f19f7d28960e07cf52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:47.582401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010207/manifest.json
observed 8aaf26c4e70c001c8d654b73ad2e64e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:47.562394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010207/publication.md
observed 46cfc47d965fb1583c9881695478138d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:47.529873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010207/publication.txt
observed 221980ab25cfe0bfe20d223b3a3e5cfb...
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.