OpenTechnical

OT-2026-000094872

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000094872) never changes.

Identity and time

Publication numberOT-2026-000094872 · never reused
Internal UUID01a0ae9f-2dee-746c-98a1-d1a0f4c661d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094872
StatusPUBLIC

Content hashes

Canonical text4bca7d2b32d545c028ce57ae44d722e8b2e66677e77538781496089d1dddf26e
Markdowncbeab6ff2f55ecf3c58f9a27f22e0c0ef3e12728c674383ceeb953b421815fc0
PDF
Publication page977cbb8bb81d7efcf828cf997df082a51034a8c6b19d86239bdcf5d74fde3ab0
Manifestd9cdd9465123ddffa135bd33e88752750da1eed796a34f95aa35628d8b171b68

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
SignatureHluMQ4Rbdk0aDqIayNoiXxtkgQ09m/ODeC6Lsx3FKKr+ABY2Um3MfK5utEgHCTL28Wymy3xLC2UHxWvBkzlIDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:22.441860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094872
observed 977cbb8bb81d7efcf828cf997df082a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:22.425587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094872/manifest.json
observed d9cdd9465123ddffa135bd33e8875275...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:22.408577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094872/publication.md
observed cbeab6ff2f55ecf3c58f9a27f22e0c0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:22.391977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094872/publication.txt
observed 4bca7d2b32d545c028ce57ae44d722e8...
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.