OpenTechnical

OT-2026-000030855

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000030855) never changes.

Identity and time

Publication numberOT-2026-000030855 · never reused
Internal UUID01a0ae74-3fb5-71a3-ba39-4fc71d294e1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030855
StatusPUBLIC

Content hashes

Canonical text78c28078021e912dd014c903fef9f1760d87dc74abbdd51ea710bd55d9fea67b
Markdown42ac21ee976d3090f6cd736dc4284605c3430d51cef0b347361f78e657f09134
PDF
Publication paged7d239828b6a0d22938ab252d0fcbc9881f8fac14ca4417ce23c56f0998b4fa0
Manifest6775e5f6f860e5f0118a56b44636f5e11f76a39dde069d52e08c232f7d101fb0

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
Signaturepj/AILEjAu8j/cF4vTGwnBqEyjwipCY/KmAKNxY0PakmEXIockWungBFfRqLiKz+dQHnSm5gX8jHJQylekdiDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:36:49.926203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030855
observed d7d239828b6a0d22938ab252d0fcbc98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:49.908366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030855/manifest.json
observed 6775e5f6f860e5f0118a56b44636f5e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:49.889420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030855/publication.md
observed 42ac21ee976d3090f6cd736dc4284605...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:49.869814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030855/publication.txt
observed 78c28078021e912dd014c903fef9f176...
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.