OpenTechnical

OT-2026-000030922

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000030922) never changes.

Identity and time

Publication numberOT-2026-000030922 · never reused
Internal UUID01a0ae74-3fb6-7c70-b873-6a60a979bf31 · 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-2026-000030922
StatusPUBLIC

Content hashes

Canonical text8ca8638ffd3ce08a8eb3c26dee803e298c7105eb46aee76a0fc3c61c0e0241f8
Markdown2b7168d104d7633480aa26bf2def41f5942fd45d38f68778f2aab9451fc34da2
PDF
Publication page05bf11fe3fc00978846d37e8638ba83ba6f3f939d75578de104e5bdf548ea170
Manifestaa0eebb9034289770b21ad8986d53bd717610610099bebd083bfeea8d0ffe6da

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
Signaturev8Nt2Xlo+xFT9uhkv0luzFTb+gXcl6ihhTJOROt2Rxf9+xx0Z9t+MIVOOv2iNxU3KA14vXJzVi9FstaSDJvcAQ==
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

2026-09-17T11:36:54.939178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030922
observed 05bf11fe3fc00978846d37e8638ba83b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:54.921165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030922/manifest.json
observed aa0eebb9034289770b21ad8986d53bd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:54.903059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030922/publication.md
observed 2b7168d104d7633480aa26bf2def41f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:54.882505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030922/publication.txt
observed 8ca8638ffd3ce08a8eb3c26dee803e29...
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.