OpenTechnical

OT-2026-000099153

Publication integrity record

Three cup vacuum gripper, three 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-2026-000099153) never changes.

Identity and time

Publication numberOT-2026-000099153 · never reused
Internal UUID01a0aea2-8288-7fb4-8ef9-16c5cc40ce6e · 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-2026-000099153
StatusPUBLIC

Content hashes

Canonical text2142969513bc886788e7b4cbf70f6b6e29bf9355e7c470763fb8c165b85e692d
Markdown8fe717bb8960adc5226779fdc78986790f8aaab4f3028871d1383c1bdcae1325
PDF
Publication pagea5578928cf261083eb99dd7de205d3cac906eb7f778d7c136dcc3815f494eb0c
Manifeste2b19e9ae1821fbab810fbdf078a3740b46837af159869719e9701ee4f5ff241

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
SignaturejU60KVR9SGrVjO0vAzwytlLcfV7u4M5/LydRyEje5nAJMytuTumIGWHzFmP5ZpTQj6hPq2mqaL1ResokUsVGDw==
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

2026-09-17T09:30:31.770868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099153
observed a5578928cf261083eb99dd7de205d3ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.747751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099153/manifest.json
observed e2b19e9ae1821fbab810fbdf078a3740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.729363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099153/publication.md
observed 8fe717bb8960adc5226779fdc7898679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.712654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099153/publication.txt
observed 2142969513bc886788e7b4cbf70f6b6e...
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.