OpenTechnical

OT-2026-000068032

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000068032) never changes.

Identity and time

Publication numberOT-2026-000068032 · never reused
Internal UUID01a0ae8f-c4fe-753c-87fe-ebf5b9231d8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068032
StatusPUBLIC

Content hashes

Canonical textedde369f2af34c3ccf9305c8b52edfffc294ec80f84d7f3f0270a685e53d2447
Markdownda2cdaa6d4e933145cb9cf431d18777b432904f0232eb8a1d4862a17c2be3836
PDF
Publication paged587fc76c8dc7c5fd350b3c21d26852da97ab5f951d24d19569b2960b59020e4
Manifest6db4b44fb7d36d5fe8d3e7ae2da0f748e68d5cac0b9f1880fc2e28ce19648024

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
SignatureWgtVkCQGNjuVTJM2LiSVYLtpI06313m6MZCst+F5C+r8VrOlXx7fWEPYLShUwcCovszN0AjeHxADJ27kyGZADg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:35.750350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068032
observed d587fc76c8dc7c5fd350b3c21d26852d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.729745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068032/manifest.json
observed 6db4b44fb7d36d5fe8d3e7ae2da0f748...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.710788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068032/publication.md
observed da2cdaa6d4e933145cb9cf431d18777b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.688090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068032/publication.txt
observed edde369f2af34c3ccf9305c8b52edfff...
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.