OpenTechnical

OT-2026-000099298

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, single 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-2026-000099298) never changes.

Identity and time

Publication numberOT-2026-000099298 · never reused
Internal UUID01a0aea2-8289-78a8-8ded-376359f6f100 · 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-2026-000099298
StatusPUBLIC

Content hashes

Canonical text50aa0a734bd61e88864e52e0cea2949837d03d9cd73af647ae8796a0e7616e2b
Markdown8330587372f6c349cc8be5b00bbc05250f4687c76bc2ce3f41b9499fa1aa4ed1
PDF
Publication pagee3d40e54628575e32daae8592c08869b0f04fd917791337a52aeed706057e845
Manifest01563af189131c5cac0c3ca57652a0d6f2ed1de49b040fa495fbc8edd2fba5d9

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
SignatureAsWRSerKmBpLVsqvdvnRgz/G97DzngHKgUr8I5x1kgdAOxSWTHDFIpd2SN/mBrDUiH/lBn6cy1tHRCiaFPkaBQ==
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

2026-09-17T09:30:45.649391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099298
observed e3d40e54628575e32daae8592c08869b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:45.630685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099298/manifest.json
observed 01563af189131c5cac0c3ca57652a0d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:45.612262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099298/publication.md
observed 8330587372f6c349cc8be5b00bbc0525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:45.589740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099298/publication.txt
observed 50aa0a734bd61e88864e52e0cea29498...
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.