OpenTechnical

OT-2026-000097339

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000097339) never changes.

Identity and time

Publication numberOT-2026-000097339 · never reused
Internal UUID01a0aea1-01cb-7aa0-97c9-35cec4222fb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097339
StatusPUBLIC

Content hashes

Canonical text2c46a2f10078305f58c6f23e2512c6af8d2b60bc7f7aa8d3f4c2caa4a8adc5a8
Markdowna02f20b4a302fd385d4052a25154828e5354faf481d222e73cc3b7b622c01f01
PDF
Publication page6fe771fdd1b76aa1e9572cb9b2c583c6a50d8941ceeb713963b61e92ec77243f
Manifestc4ee4f3bf9aabe6c496e2592fc22dc33d361d9beea2096fe7760a4e89c97702f

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
SignaturePnQL+m4UtOtlEEO1P++djMptl0d38BmC/a81Xz0R9tAr7vSfROWxmAGdhxODDVQHuZ3pccaExmN7iaAsDvPkBQ==
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

2026-09-17T09:33:36.428172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097339
observed 6fe771fdd1b76aa1e9572cb9b2c583c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.410902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097339/manifest.json
observed c4ee4f3bf9aabe6c496e2592fc22dc33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.393112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097339/publication.md
observed a02f20b4a302fd385d4052a25154828e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.374935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097339/publication.txt
observed 2c46a2f10078305f58c6f23e2512c6af...
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.