OpenTechnical

OT-2026-000086217

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, 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-2026-000086217) never changes.

Identity and time

Publication numberOT-2026-000086217 · never reused
Internal UUID01a0ae99-e82c-7064-b3ae-5fa7c0da7156 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086217
StatusPUBLIC

Content hashes

Canonical textea57247f87333d6ef58dcf146f10da054187dd4090250f2e151c05326e75aec0
Markdown621f29c0a3155be11662aa898c788260f91c4c4c885e5bf7a1d5da660f41b166
PDF
Publication pageec936744ffcf0097596fe7a8cae1412a3e597e94b5713cee1f95ef62e297a282
Manifest20e499e8c160920ab5be9297496946e5ca99477bbc894324e43e1828d95e57ee

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
SignaturekcsAmluu7XWeGvnomPDSgyR68oqSMjWctXxuNMxxS+eBgW1QLGS1xJuH84MpeLxO4yrenBrRCQMKMhoArhDECQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:53:54.074197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086217
observed ec936744ffcf0097596fe7a8cae1412a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:54.056870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086217/manifest.json
observed 20e499e8c160920ab5be9297496946e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:54.040592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086217/publication.md
observed 621f29c0a3155be11662aa898c788260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:54.022515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086217/publication.txt
observed ea57247f87333d6ef58dcf146f10da05...
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.