OpenTechnical

OT-2026-000101420

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000101420) never changes.

Identity and time

Publication numberOT-2026-000101420 · never reused
Internal UUID01a0aea4-0e14-7868-8391-c54493df3a41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101420
StatusPUBLIC

Content hashes

Canonical textd929a435b4f81408d0d7868d07ded4604f9270700ac244f869d015e0e1478e0b
Markdownb4fd0782c132170aafdbcafa4c3c051bb3f1a1fc90a6bdc78d72e3f83666b280
PDF
Publication page4572e15c6bf7886ce8a12bd34499646d07851d5e2d4ee3b99d624b27060dd638
Manifest01a0fa45e1242734ef04a79c4e943c7fac597047039cf5203d5a1106d6423c7f

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
SignaturefDfJ9357im0J1ZdvG1XHw/KzBDfLwfJKuwwKmCPwReryWWrG6QsE7a32CM4N3KC+m2+fyb3EBI0KVbjq/DuHCA==
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

2026-09-17T09:25:58.262355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101420
observed 4572e15c6bf7886ce8a12bd34499646d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:58.243268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101420/manifest.json
observed 01a0fa45e1242734ef04a79c4e943c7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:58.225611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101420/publication.md
observed b4fd0782c132170aafdbcafa4c3c051b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:58.208899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101420/publication.txt
observed d929a435b4f81408d0d7868d07ded460...
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.