OpenTechnical

OT-2026-000079784

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000079784) never changes.

Identity and time

Publication numberOT-2026-000079784 · never reused
Internal UUID01a0ae96-4375-78ec-9ae5-8cd09117634e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079784
StatusPUBLIC

Content hashes

Canonical text02d842b0cb5fcf0195b30727a7aeb076cd7a23d7be37f832c343fab115eaf671
Markdowndb5eef015e7a49e27251a54bd9ff88d803fd37c3abcb5d6c45d0aa3967bfa830
PDF
Publication pagea27089cef5ba6b129abb26be57f3761b6b4d59910b9eb81cc5c791260a706bd7
Manifest402b7eec45723872e382f8a0f0275d9df7c967e38d3c0ae139b1bf852f9a4c09

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
SignatureY6bfHwePByAwF86X8uh906scWUZZMOUZ+xi49dXUyOxFN0mugYACEgl++cvvumNenHuWg0kb/FqeXfzOebzSDQ==
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

2026-09-17T10:03:39.560040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079784
observed a27089cef5ba6b129abb26be57f3761b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:39.542439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079784/manifest.json
observed 402b7eec45723872e382f8a0f0275d9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:39.523873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079784/publication.md
observed db5eef015e7a49e27251a54bd9ff88d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:39.504015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079784/publication.txt
observed 02d842b0cb5fcf0195b30727a7aeb076...
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.