OpenTechnical

OT-2026-000062777

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000062777) never changes.

Identity and time

Publication numberOT-2026-000062777 · never reused
Internal UUID01a0ae8c-6389-77ce-9ad6-fbddfa1ea418 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062777
StatusPUBLIC

Content hashes

Canonical textf213623ff2dd3b4a9c191e25349cbda08c86ce587c572aac16e7744303cfe849
Markdown4d2d8f3828338536bc5c7a4deb4680006e2b7b12b24d6e0271ab68db24628771
PDF
Publication page2d9052fd350c433632fe46eee2fe7d63dd134cafac1131692aece3487a8006f8
Manifest94454db7ad014e47055dbb3c534963e8c81999e13c211ad5b747e975d6aea04f

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
SignaturefggTIEdlUvNSUkFznegEHT+vTKiAeLvcBbD0lb5wUmEc5wyMqdPp7kVz4Yy2zL2pfa3Wo0TyQ4xeWBLKpgfZCw==
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

2026-09-17T10:39:21.851184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062777
observed 2d9052fd350c433632fe46eee2fe7d63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:21.833577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062777/manifest.json
observed 94454db7ad014e47055dbb3c534963e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:21.813376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062777/publication.md
observed 4d2d8f3828338536bc5c7a4deb468000...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:21.791792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062777/publication.txt
observed f213623ff2dd3b4a9c191e25349cbda0...
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.