OpenTechnical

OT-2026-000044694

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000044694) never changes.

Identity and time

Publication numberOT-2026-000044694 · never reused
Internal UUID01a0ae7c-39da-7eeb-bb1f-e6e4be6e7b93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044694
StatusPUBLIC

Content hashes

Canonical text67558c8fb9aba742a39ef68c423ae6c28778ae4ebb524f5ace4be4360b92c615
Markdown5da9cee7597c460014fb412a61d3edd09f1294ca02f1d61bd49c3112989b5da6
PDF
Publication page445005e8922117673515c39e6fd3d2bca8bb146dabaabb1a47d9ccda9686a1f2
Manifest14b57917837ddc3137f8dcdd09a2747f9d79148b4615ed28286c44151db8e7a3

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
SignaturetU5qUZbIJ0nFwSL31cKNVEsw9sX/RUCU0f/g/bLdtNDE7SHO0SrhxnitajZmfzl/Y0gKF+lQ07u277Ya+0S7BA==
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

2026-09-17T11:11:57.127510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044694
observed 445005e8922117673515c39e6fd3d2bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.107681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044694/manifest.json
observed 14b57917837ddc3137f8dcdd09a2747f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.089432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044694/publication.md
observed 5da9cee7597c460014fb412a61d3edd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.064731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044694/publication.txt
observed 67558c8fb9aba742a39ef68c423ae6c2...
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.