OpenTechnical

OT-2026-000068053

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000068053) never changes.

Identity and time

Publication numberOT-2026-000068053 · never reused
Internal UUID01a0ae8f-c4fe-77b1-b38f-cb44a8bb89f0 · 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-2026-000068053
StatusPUBLIC

Content hashes

Canonical text00190dfcd33804dd0c895a571cf12c5f8a4e376598c0b7421d1506a81870c24e
Markdownc83b4ec944f8ae7c4128d4bdf64bb4f241a7732ef1d66d1453cce6ea3d237465
PDF
Publication page65f9b5779696514b75343692e98a483403fa33840beb6994eec1413d1c7434b5
Manifest1c058c6ddbc6c480f3816df0a3b7ad1c1a1f26404c11b11f2bcdc045ce79b68e

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
SignaturestZBNs8jT/AgGao6LYvXenk0XOC3E5RUPV5o/EZ1RifL5QisaUN1iM0eIpjKIpd0k4wx+leYL4JdHmAccqM3BQ==
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

2026-09-17T10:30:37.304915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068053
observed 65f9b5779696514b75343692e98a4834...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:37.283918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068053/manifest.json
observed 1c058c6ddbc6c480f3816df0a3b7ad1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:37.263660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068053/publication.md
observed c83b4ec944f8ae7c4128d4bdf64bb4f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:37.245040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068053/publication.txt
observed 00190dfcd33804dd0c895a571cf12c5f...
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.