OpenTechnical

OT-2026-000099035

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four 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-2026-000099035) never changes.

Identity and time

Publication numberOT-2026-000099035 · never reused
Internal UUID01a0aea2-8287-7dd8-8d21-a521b341cf14 · 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-2026-000099035
StatusPUBLIC

Content hashes

Canonical text391a62fd1889ebf3c09fe0088d9af45dc1c2e04bb7fe29b7370ee6b07d819ccf
Markdown3de06168ac7834bb509648140ee9075c03951d5fe20845a1ea8bd1f79e47cfcc
PDF
Publication pagea881a09c93e226275c01a0906b72248b714fe96c73950d34f79abc7232d74266
Manifest77a1646735016674362d553f17a86e257d73f07870de53e81c483b3a1cc60f67

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
SignatureQQbj2813GApBdvmdMzoqCjo2uYls6ju+Q96CyTa/QiMgSCkoN+66z0277ExWysRK+iPxqFhiY3Arqg8+PKOAAQ==
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

2026-09-17T09:30:14.673500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099035
observed a881a09c93e226275c01a0906b72248b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.655805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099035/manifest.json
observed 77a1646735016674362d553f17a86e25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.638558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099035/publication.md
observed 3de06168ac7834bb509648140ee9075c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.618808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099035/publication.txt
observed 391a62fd1889ebf3c09fe0088d9af45d...
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.