OpenTechnical

OT-2026-000094027

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000094027) never changes.

Identity and time

Publication numberOT-2026-000094027 · never reused
Internal UUID01a0ae9e-92c9-7290-a525-36aedc916d7a · 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-2026-000094027
StatusPUBLIC

Content hashes

Canonical text03c1823b98e87a74b78b90946cc726a0e8dc6e055b4937a3940b41cf09ea3da0
Markdownffbb4d9d7c5756d86121995fa1124c7d5af2a1ea370248fcb388d768562442af
PDF
Publication page70a3499422d8fda4d29be87497596ee39d7cbb6959ab49fd5614979f310ab0fd
Manifest5f7866b1dbaf87a23a9e6194d64276df5c8887e903692957ce6186e00156fa39

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
SignatureZwfQdpOfiqnwBvcnbREehmYYI2L3PoM8nP0VVHNtOZnW0RLVVKwvVpf4Fe/RrlwAAa0w5yHQd+Uo0CsI/V/BCA==
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

2026-09-17T09:38:26.534160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094027
observed 70a3499422d8fda4d29be87497596ee3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:26.503268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094027/manifest.json
observed 5f7866b1dbaf87a23a9e6194d64276df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:26.483393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094027/publication.md
observed ffbb4d9d7c5756d86121995fa1124c7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:26.464568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094027/publication.txt
observed 03c1823b98e87a74b78b90946cc726a0...
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.