OpenTechnical

OT-2026-000018582

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000018582) never changes.

Identity and time

Publication numberOT-2026-000018582 · never reused
Internal UUID01a0ae6e-b48b-7370-b024-637c40300c08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018582
StatusPUBLIC

Content hashes

Canonical text3c4be94289e39f21dba8ec9f4ab07b6a7cad05c68b5627d955376574bacf9cd1
Markdownea840de4e0a223e7b084566ddead2b3d8bd21012cab14291dc9431f1fef69694
PDF
Publication pagebed82031c98d1063c1ed11fa75efb270d58be6cbe680c6bae0a4e12b32a3fbf8
Manifestd1e94dbd99c69a84934b1cebb68b31701e5679e9e03216ead69595da8557061a

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
SignatureOblYjz4/fTWSMA0TK8TNmPxvH3UuXYCGEx//omorUgLSeY9txwYsvK2GufzjZjv/HuG2I4f0fmQWJxJe7W6FBQ==
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

2026-09-17T12:01:23.127189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018582
observed bed82031c98d1063c1ed11fa75efb270...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:23.110341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018582/manifest.json
observed d1e94dbd99c69a84934b1cebb68b3170...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:23.093981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018582/publication.md
observed ea840de4e0a223e7b084566ddead2b3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:23.077512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018582/publication.txt
observed 3c4be94289e39f21dba8ec9f4ab07b6a...
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.