OpenTechnical

OT-2026-000094189

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000094189) never changes.

Identity and time

Publication numberOT-2026-000094189 · never reused
Internal UUID01a0ae9e-92cb-7906-9b76-16cbed7018d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094189
StatusPUBLIC

Content hashes

Canonical text3cd702ae8779b43813436317676ee9db32d0108fa16de082a2f5cbed2b44258c
Markdowne8348c26b8d1ff09234107713f8b1ca8ba7811e58b83e88504fa1c3e74c73a86
PDF
Publication page5b19a800728ed100132457127d4191731752ba1f68846be703ff151662dacdd3
Manifest58c4a8241552b578bcf5d5b031c2f25341df57cd26deca6e152bcec5d3c42164

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
SignatureZ8/CPTV6nYSuBCJgCY875oVj1SUHZyHDkA4tFGPySUx3uL/VnytS51sqttw8HWlzvJyQOzdgOv3HVh4erAniCg==
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

2026-09-17T09:38:39.428767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094189
observed 5b19a800728ed100132457127d419173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:39.409947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094189/manifest.json
observed 58c4a8241552b578bcf5d5b031c2f253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:39.393128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094189/publication.md
observed e8348c26b8d1ff09234107713f8b1ca8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:39.375526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094189/publication.txt
observed 3cd702ae8779b43813436317676ee9db...
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.