OpenTechnical

OT-2026-000098177

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, supply line 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-2026-000098177) never changes.

Identity and time

Publication numberOT-2026-000098177 · never reused
Internal UUID01a0aea1-e964-7ecd-adbb-d1e4fb2a8011 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098177
StatusPUBLIC

Content hashes

Canonical text300d9737b039ee38042c08d8138f9bf2e776a4779ebf02ff744964459fa7d639
Markdownf1394751316d8d07804d69c8e2129bd5c6f3e2a94dc94c7db5ee4e80bd539e67
PDF
Publication page13626f61bb6a4beae18fd33898a43afecba50263edcb0f8a018884ca220aa1ef
Manifest191bcb091296b7fade933bad8e82e654e113b271556f19101e016529d0c881a3

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
Signature82bVV2FXh4zXxsvWkF31Ly8jHIuqqhRtlWWDc2xB9cbkgJvIJgk1MPVWLyvGH8qDgEt3nt/b2iJk07svh5TBBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:19.899421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098177
observed 13626f61bb6a4beae18fd33898a43afe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:19.882417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098177/manifest.json
observed 191bcb091296b7fade933bad8e82e654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:19.865786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098177/publication.md
observed f1394751316d8d07804d69c8e2129bd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:19.848178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098177/publication.txt
observed 300d9737b039ee38042c08d8138f9bf2...
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.