OpenTechnical

OT-2026-000099323

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000099323) never changes.

Identity and time

Publication numberOT-2026-000099323 · never reused
Internal UUID01a0aea2-8289-712a-b7e8-8f9560698974 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099323
StatusPUBLIC

Content hashes

Canonical text8a28467be927034eb5876d593e7fed340eb51f76c000804292697e6507771975
Markdown96c1cc7d72f7b5a2aa5676192297173de94313cdd403ca879d767584e9021ab1
PDF
Publication page49321df1890ecb7e0aecdd5ead974be136df1f56d1870f215920ad47e412ab93
Manifesteab5ecb4a821b5b6854fe23101636c1e6e4617b01b0bf655f3f30e5a63603944

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
SignatureVvrMxTAJnXXDfFOGWff6zh/VgTgbpbC3nE6+/E1ib1r3729q8Ja3hUVC5tMT0PRaXaV1fHWAUl8CeQbR6tDTAQ==
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

2026-09-17T09:30:47.517925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099323
observed 49321df1890ecb7e0aecdd5ead974be1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:47.500697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099323/manifest.json
observed eab5ecb4a821b5b6854fe23101636c1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:47.482820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099323/publication.md
observed 96c1cc7d72f7b5a2aa5676192297173d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:47.463526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099323/publication.txt
observed 8a28467be927034eb5876d593e7fed34...
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.