OpenTechnical

OT-2026-000082464

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000082464) never changes.

Identity and time

Publication numberOT-2026-000082464 · never reused
Internal UUID01a0ae97-4d97-708d-a78d-ed3c955430a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082464
StatusPUBLIC

Content hashes

Canonical text960415e6438d071aabd3d67858ad6d69dbe5159bf2a9cb2f9c051a0559988ab4
Markdown413387468a3d32143125d82c0eaff5d9c3004c021e3eade61eb3dd7a35948ca5
PDF
Publication pageefa09c991b7ff3c0df4d85d4105c87e7f99a1ecc7edb56f1868aed4b3c21b2eb
Manifestec3128f98b0a5a4ef09eba7c53ae3c056dabc745c8fc2c2ffa0d6a012eeccac0

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
Signature3sgRynomR9MAXSwzim4A1+WsnoMcHdM9YPiq/u/3GhU+bU/K0EXYJ9X6MX3YmfyVjK8at/sjVOrDLoXTqKWMCA==
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

2026-09-17T09:59:27.991750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082464
observed efa09c991b7ff3c0df4d85d4105c87e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.974049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082464/manifest.json
observed ec3128f98b0a5a4ef09eba7c53ae3c05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.957661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082464/publication.md
observed 413387468a3d32143125d82c0eaff5d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.939699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082464/publication.txt
observed 960415e6438d071aabd3d67858ad6d69...
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.