OpenTechnical

OT-2026-000068918

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000068918) never changes.

Identity and time

Publication numberOT-2026-000068918 · never reused
Internal UUID01a0ae90-6dcc-7106-b058-7ddc229e17b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068918
StatusPUBLIC

Content hashes

Canonical text940fe3ef2479c8c8809b81125bd12334f0c5a503dd8e94534ec606cdd01c68e3
Markdowneb1e8716bd2e4157bd664cf0e2cca5cb995c8a6af01044c3afe78cbbc764360d
PDF
Publication page11b595e4ca860820f08a6c792b967b70a09d31d76e2dd4380dc58a2311606e1b
Manifestc0262be47785bc6b22cc78abce8c82c9ebe362f75a030133ae12e8d393423d05

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
SignatureBZMvyIXPlcFHOA+CHKgko4cFaaP6TASkhZhQcKMbQWHW3B9VOYP8F1hT3mgus/JKxFhypV/lSeNpjmsXPH8gCA==
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

2026-09-17T10:28:44.677547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068918
observed 11b595e4ca860820f08a6c792b967b70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:44.660564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068918/manifest.json
observed c0262be47785bc6b22cc78abce8c82c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:44.643979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068918/publication.md
observed eb1e8716bd2e4157bd664cf0e2cca5cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:44.627430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068918/publication.txt
observed 940fe3ef2479c8c8809b81125bd12334...
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.