OpenTechnical

OT-2026-000051047

Publication integrity record

Four cup 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-2026-000051047) never changes.

Identity and time

Publication numberOT-2026-000051047 · never reused
Internal UUID01a0ae82-c7b5-7ea7-8f7d-3a089d5d11a1 · 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-2026-000051047
StatusPUBLIC

Content hashes

Canonical texte619659ca548976ea9512efe9f7bdf404ded1a64bf38832e94d43af6f7b2361d
Markdownb6b5ffbefc4e6c8749416062e7282ececaa469cd223b0f95097dfc1f52cb24f8
PDF
Publication pagecdf75f53a93a221138a27b6061ef9d2d260a98ad95fbde5aad293068beed8f14
Manifest0f42ecaa297516b36bb1c08b467fb5f3c8ff4a0e3e493d962d5a64215f9804d3

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
SignatureABrHDalbz+uPSMTtW/t466+7VNeMBQeRSfNgsj8l/a2MbZhLfnYPQSxaFro8RMnAgkY/6I2uvBxTl04qjm9qAQ==
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

2026-09-17T11:00:57.746568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051047
observed cdf75f53a93a221138a27b6061ef9d2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:57.727803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051047/manifest.json
observed 0f42ecaa297516b36bb1c08b467fb5f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:57.706930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051047/publication.md
observed b6b5ffbefc4e6c8749416062e7282ece...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:57.687290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051047/publication.txt
observed e619659ca548976ea9512efe9f7bdf40...
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.