OpenTechnical

OT-2026-000051547

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six 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-2026-000051547) never changes.

Identity and time

Publication numberOT-2026-000051547 · never reused
Internal UUID01a0ae83-7c81-73b5-b37c-0350ede7c61d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051547
StatusPUBLIC

Content hashes

Canonical textc779c9bdeab5ffd502d5c902c6052ae2f95bb07c6d624587c7f05b2cde7166ca
Markdownbec8b8f2aca8a68424a1ee03386a95037e9fcb4b423494bd39fe2b401d0d72a5
PDF
Publication pagea064458985d746e71755a43eb2b40dd9ca16935607193ff399ef1603a9cab02c
Manifest5dc28424e40c9bcb284d6d0b214a6733b0c4d819895da6e3ec757fcc6a58959e

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
SignatureIdgs5NBWnM49bQr6Eh5mhj2HnBAIb7CIZ5TzEpV3tfgu0S30TqupLToE0RYjvfozdFbfmyURDSeJcP86Ev1iDg==
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

2026-09-17T10:58:22.773563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051547
observed a064458985d746e71755a43eb2b40dd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:22.756078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051547/manifest.json
observed 5dc28424e40c9bcb284d6d0b214a6733...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:22.737574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051547/publication.md
observed bec8b8f2aca8a68424a1ee03386a9503...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:22.720090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051547/publication.txt
observed c779c9bdeab5ffd502d5c902c6052ae2...
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.