OpenTechnical

OT-2026-000068347

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000068347) never changes.

Identity and time

Publication numberOT-2026-000068347 · never reused
Internal UUID01a0ae90-2480-74c7-b2ad-0f48bae460c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068347
StatusPUBLIC

Content hashes

Canonical text32be14feee3457133713af94d28732c932d3c2eb8cd414230f652d2f1a1949fa
Markdownf7c10755ad0afab64e36f6d047c624e58b1d4a4c566bb57e1658a30d4dbd531c
PDF
Publication pagef5b5cdfe1134fdc2875af1abfe5da9e04131d41a246a581c505a0833f4629851
Manifest1695033abbb26ab3346a099c8c4b42af97b60c791bc63abc67e8ffeece60a034

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
SignatureFjyeZ0CG+1kLGjOf2bIcroA6ITOwFwi1ivzygm9Zmo+wp4yFFTvlto5kApbZF/NFpKKKHtu2WwalfhA33sCmBw==
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

2026-09-17T10:29:23.548125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068347
observed f5b5cdfe1134fdc2875af1abfe5da9e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:23.532348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068347/manifest.json
observed 1695033abbb26ab3346a099c8c4b42af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:23.514935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068347/publication.md
observed f7c10755ad0afab64e36f6d047c624e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:23.496696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068347/publication.txt
observed 32be14feee3457133713af94d28732c9...
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.