OpenTechnical

OT-2026-000099633

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single 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-2026-000099633) never changes.

Identity and time

Publication numberOT-2026-000099633 · never reused
Internal UUID01a0aea2-c976-7230-bcc4-3088b54e65fa · 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-2026-000099633
StatusPUBLIC

Content hashes

Canonical texteea09f2e4500a7c126eee2a4c21847118c077ede466bcda3a8fece5d55b9138f
Markdowne5fc2b8b14c677ac7092fb973f4320119142f1b962029aff721029e6b583a596
PDF
Publication pagea93850e9002170ca4242be6dd4301b638a389aac6b52cf84e61b965e509da37a
Manifest282137372ebc47fdbc7829202ddd108e6908d9047d50c268713cf99c57899d80

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
SignaturevrvJS7QWlGb1Fs6XBcOsrpt3zDJZxB3pdL8CkdPRZLn1BeBvjSfJ2koEW6nLiCgh69sSpM4/vN/MQTK5f2ldAg==
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

2026-09-17T09:29:34.173733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099633
observed a93850e9002170ca4242be6dd4301b63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:34.156688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099633/manifest.json
observed 282137372ebc47fdbc7829202ddd108e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:34.137669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099633/publication.md
observed e5fc2b8b14c677ac7092fb973f432011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:34.120439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099633/publication.txt
observed eea09f2e4500a7c126eee2a4c2184711...
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.