OpenTechnical

OT-2026-000051011

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000051011) never changes.

Identity and time

Publication numberOT-2026-000051011 · never reused
Internal UUID01a0ae82-c7b4-79c3-900b-cde0733906a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051011
StatusPUBLIC

Content hashes

Canonical text93b95650861cd4c33d2b930bb42b7b11ad625716707d80aeb96c656f05c248e0
Markdown1546cb9a12419bb36b99c2e336b8eee8e7a519c35c5a0e0e6e360e2d4865c9bf
PDF
Publication pagefc0e00842be1a9a84dfeecbab6f7a7195c33e9f07aabd2a8da55f3ca6785b025
Manifestb105da1746cd01362b5ea6e69e4cf297d37467c25d8a0579eb3cb80361cfec51

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
SignatureGEy0wqU8fdTPnYU1gsXuSX27QLYqZRUpkzEWzKaePZ/eE7tRMqkzk/iaTNibPp8nxs9AAgbVp0MUmU/F/o8UDg==
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

2026-09-17T11:00:54.780429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051011
observed fc0e00842be1a9a84dfeecbab6f7a719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.761873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051011/manifest.json
observed b105da1746cd01362b5ea6e69e4cf297...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.741654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051011/publication.md
observed 1546cb9a12419bb36b99c2e336b8eee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.721213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051011/publication.txt
observed 93b95650861cd4c33d2b930bb42b7b11...
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.