OpenTechnical

OT-2026-000097046

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two 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-2026-000097046) never changes.

Identity and time

Publication numberOT-2026-000097046 · never reused
Internal UUID01a0aea1-01c9-75c4-b7da-384eb3d31e98 · 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-2026-000097046
StatusPUBLIC

Content hashes

Canonical text89adae3b23bf5f36e7552cb8a7eebd120a38fdb409b011c8d810fcc3edc9cfb2
Markdown4a3efd7fc925c67cadfaf479c8c5cec46b4f2b0570d2bcf12f612280e9527053
PDF
Publication pageb351d1b7512553b3f7f57ac78a3952815cbd5bc820ef1037c455c08966a91a01
Manifestcdba6b34cf8d76937ba26b22d33e90d344ec78d775d8a05c3e55c53cc3d37591

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
Signaturej8ueIxgGTDaclF/PfdSirO8weoPtOM7cZz5Hzzj697xb4Y6489GSn5XDFLvvwE0uMqmKv4L0P/kpvmev9DswBQ==
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

2026-09-17T09:10:35.116216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097046
observed b351d1b7512553b3f7f57ac78a395281...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:35.093829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097046/manifest.json
observed cdba6b34cf8d76937ba26b22d33e90d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:34.954019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097046/publication.md
observed 4a3efd7fc925c67cadfaf479c8c5cec4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:34.936084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097046/publication.txt
observed 89adae3b23bf5f36e7552cb8a7eebd12...
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.