OpenTechnical

OT-2026-000094007

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000094007) never changes.

Identity and time

Publication numberOT-2026-000094007 · never reused
Internal UUID01a0ae9e-92c9-7e48-afb8-cff15fe2a51a · 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-2026-000094007
StatusPUBLIC

Content hashes

Canonical text006ec15cf55cb08bef627feb3f345ed91d7c72e13a49d229515d42eda7c31599
Markdown278c1350d9d76978d4106d9126a83e5f8e9c3ea13b68f2682ecd9fa839fa205c
PDF
Publication page4a35feed72f16f92ec9a94f2e3bc076de68b8566af1796243bcb2f767bd95006
Manifest56f56b745df4752cde8108bf688066f87bb756594d677fc5a673029972aa1979

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
SignatureO/vYqBSB31An21WdEO+0FqdyYUmuPxNMf0bP5I/7f7AunmjtTJdEtoOB627bB3tAhDGNKDghYPTAVbA30s4ICg==
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

2026-09-17T09:38:25.011200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094007
observed 4a35feed72f16f92ec9a94f2e3bc076d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:24.994006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094007/manifest.json
observed 56f56b745df4752cde8108bf688066f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:24.976159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094007/publication.md
observed 278c1350d9d76978d4106d9126a83e5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:24.959529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094007/publication.txt
observed 006ec15cf55cb08bef627feb3f345ed9...
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.