OpenTechnical

OT-2026-000099654

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, pressure sensor per zone, 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-2026-000099654) never changes.

Identity and time

Publication numberOT-2026-000099654 · never reused
Internal UUID01a0aea2-c976-7842-a4c1-e3e92240a276 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099654
StatusPUBLIC

Content hashes

Canonical text66703b4b53f7c02922852575631271074f95df697f2bf6e524e3d7f8183ad3aa
Markdown8bae441333979a3a832aa06449531544c83acd6508517b7807d21f23e8630536
PDF
Publication page24abfbabb198daa56b2f3fd9959ecf32d54ec507808101b7e6c88a578dc81925
Manifest9db9b0e3de9915a40849a808ce4ad440f44190fb34a35bccaa181a04e9ab91c0

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
SignaturecMKKf0tQXECrodqXLxzFj4PjL+tcilqvFrV3MF/ZbFb81+P6gy6BDa6kUGnfvk3nqwX51xSXAZD7AE3TotwzCA==
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

2026-09-17T09:29:28.083963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099654
observed 24abfbabb198daa56b2f3fd9959ecf32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.063544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099654/manifest.json
observed 9db9b0e3de9915a40849a808ce4ad440...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.041768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099654/publication.md
observed 8bae441333979a3a832aa06449531544...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.008792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099654/publication.txt
observed 66703b4b53f7c0292285257563127107...
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.