OpenTechnical

OT-2026-000102505

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000102505) never changes.

Identity and time

Publication numberOT-2026-000102505 · never reused
Internal UUID01a0aea4-858a-7093-bffd-c8f2b3641094 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102505
StatusPUBLIC

Content hashes

Canonical text23da1ef5eaacafa6ef83a00495a04adac168bcd524779430c9e57fcf78d6af88
Markdown3f10e10f60f2f6c437581998202795f94d77ed389d095151aaa6d06433740291
PDF
Publication page86e940ab157e196c377747529a334e9952a68ee3dffb08c1af2dc0aa61bc81e4
Manifest4645e37f9e028bcd9f5185ee91a4f01e351ac73e77b82f8781ab79f0f373c659

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
SignatureStIEZiqsrZU83Of7v6X8HX4CZhUhcyelxPvTuNb+Jpf+P84RzwFYGcD/rpYx0XzcWS6JfFPq00mwMGu46EgRBg==
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

2026-09-17T09:23:51.709139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102505
observed 86e940ab157e196c377747529a334e99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:51.687964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102505/manifest.json
observed 4645e37f9e028bcd9f5185ee91a4f01e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:51.667819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102505/publication.md
observed 3f10e10f60f2f6c437581998202795f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:51.649532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102505/publication.txt
observed 23da1ef5eaacafa6ef83a00495a04ada...
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.