OpenTechnical

OT-2026-000008314

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, pressure sensor per zone, 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-2026-000008314) never changes.

Identity and time

Publication numberOT-2026-000008314 · never reused
Internal UUID01a0ae6a-908e-78a3-a771-ea6d2213c086 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008314
StatusPUBLIC

Content hashes

Canonical textce84ec0c0333def5ce8192c8bcdf9b76d3adf59ce5bea6016ba6ff1deb3f1c3a
Markdownc72f112eba806d7613c334d7f74a3c03a59e1e81fec5b6167f359e88b2619cdb
PDF
Publication page52df4a6ec069c3115be7d0df619c784dda5b0d0118ce843dd01d8dc38253e1ec
Manifest2fc821f96ca5ec86dfeeb58c34b98c1367cef6962872533976170f24fdcd79dc

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
Signature/9411UmbPVZRmF832yZFmSMU4Yj7SNnMpE8XlxPFvU7BKfarRTj6WyCyWcW3BVqgUPFq55UUtdJDnfQVkkj4Dg==
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

2026-09-17T12:20:15.567282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008314
observed 52df4a6ec069c3115be7d0df619c784d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:15.547413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008314/manifest.json
observed 2fc821f96ca5ec86dfeeb58c34b98c13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:15.527568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008314/publication.md
observed c72f112eba806d7613c334d7f74a3c03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:15.505026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008314/publication.txt
observed ce84ec0c0333def5ce8192c8bcdf9b76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:48.595101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008314
observed 52df4a6ec069c3115be7d0df619c784d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:48.576948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008314/manifest.json
observed 2fc821f96ca5ec86dfeeb58c34b98c13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:48.558517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008314/publication.md
observed c72f112eba806d7613c334d7f74a3c03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:48.536507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008314/publication.txt
observed ce84ec0c0333def5ce8192c8bcdf9b76...
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.