OpenTechnical

OT-2026-000098612

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line 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-2026-000098612) never changes.

Identity and time

Publication numberOT-2026-000098612 · never reused
Internal UUID01a0aea2-42ad-75fa-b848-bca85916ffaf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098612
StatusPUBLIC

Content hashes

Canonical text9187a84a8be034c15bce30565e4bead29a1f9330c3f8756fcacf6c8eb9c58ab5
Markdownf53e51b3dd35e31bd5ab9901e6991b3f406844bb0a22e2a46b23aec58e6412a6
PDF
Publication page5cf2c72471f9805ea9398f2b7ede834fcde28c65abb4bbbf31aedb9af7838b58
Manifestf98bb04e36cea7136fcf66b24ad6d0504e48fa2ace01232d6df1875bbf08042d

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
Signature4DSG88flKf7yiI2uhviNBeChLVjLkJwwfUka10F+E7JdvIwtCZaw6XpklfBFHO5+UkL8UCQCHllPXmjGES+uAw==
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

2026-09-17T09:30:53.736607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098612
observed 5cf2c72471f9805ea9398f2b7ede834f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:53.718111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098612/manifest.json
observed f98bb04e36cea7136fcf66b24ad6d050...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:53.698859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098612/publication.md
observed f53e51b3dd35e31bd5ab9901e6991b3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:53.679170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098612/publication.txt
observed 9187a84a8be034c15bce30565e4bead2...
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.