OpenTechnical

OT-2026-000022410

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000022410) never changes.

Identity and time

Publication numberOT-2026-000022410 · never reused
Internal UUID01a0ae6f-f4fd-71c1-a128-cf92bb73e692 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022410
StatusPUBLIC

Content hashes

Canonical text31ce84586785ca0ff21480381706b9bdf2ef3bb4db3ff895637023424b09f585
Markdownd6e4babfb6d93a391aef6933430a9add997dc6faba2feeaf6a7e1255dcb1c32f
PDF
Publication page18540346e8159f5f235a9d3ab403bb55137fc2882a4fc80110e9aae32b9b88fd
Manifest565841a6c2c9d5a981cb15f1debcc4f0f7ec00beca2ce4d30d352a3379253052

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
SignaturejIT2GPWAOn7amsZ2y1vNPWaMrr/I8AseL//ybzRjC2Tdc7UfaHCqpS0zr8x7a+WikFP8Oz5ECybomiUMUeJnCg==
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

2026-09-17T11:53:47.771887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022410
observed 18540346e8159f5f235a9d3ab403bb55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:47.754599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022410/manifest.json
observed 565841a6c2c9d5a981cb15f1debcc4f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:47.735911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022410/publication.md
observed d6e4babfb6d93a391aef6933430a9add...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:47.718000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022410/publication.txt
observed 31ce84586785ca0ff21480381706b9bd...
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.