OpenTechnical

OT-2026-000063686

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, 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-2026-000063686) never changes.

Identity and time

Publication numberOT-2026-000063686 · never reused
Internal UUID01a0ae8c-f946-7a82-ab6d-748ca3d1a882 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063686
StatusPUBLIC

Content hashes

Canonical text9841c07b3f58fb9192afee4c993ce80c9f9a69d94dde05d22ecb74d67e093489
Markdownbd37c6c9f8b0750349409ea8579a557b0955208ace06492670cf18ce22f837f4
PDF
Publication page00d101fe6aea2b2cecafe9b57e63a0948be34366de00474f9ffad0f40f9268ee
Manifest898b75dc3c1aec4811cfb2932cf8f117431d83b2497d23d63159ab9610b5ab5f

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
SignatureZ5D07PCKgBcg4TyQc6y8icctMWd4HT9v9Fa1QEBSyEwNjcK5cY5S2DuHO5cL3Gex7Yk8RQ5GNZwm0s6mxxTFAg==
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

2026-09-17T10:37:48.246429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063686
observed 00d101fe6aea2b2cecafe9b57e63a094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:48.227528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063686/manifest.json
observed 898b75dc3c1aec4811cfb2932cf8f117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:48.208862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063686/publication.md
observed bd37c6c9f8b0750349409ea8579a557b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:48.190652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063686/publication.txt
observed 9841c07b3f58fb9192afee4c993ce80c...
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.