OpenTechnical

OT-2026-000084468

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000084468) never changes.

Identity and time

Publication numberOT-2026-000084468 · never reused
Internal UUID01a0ae98-5b63-753d-bf0c-8318076b7b07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084468
StatusPUBLIC

Content hashes

Canonical text79e23a7fd68ecea214c83ec2d0acd972e0dae31dfcc3e9b498e648f10a1e401c
Markdown5fdaf32aeb84168354280c78e55825d07374a78e2fb10932723f411378ce0cf1
PDF
Publication pageb9ab01ca6730ff32cf3c61265dea866323dba3439620a4a8cbb8c14236557ea1
Manifest26afa03976855d7da9096dfbe3c561b7b583efe3a018eedc876acb268d75f664

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
Signaturetk2UcPPZhNVIslcSJ+OM0ToHskeaLwrlCQbri2ic1eV1k9W+1G4G6rnBaF8v2dWZ0uU6GEorQ64Y1Lm16RZjAw==
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

2026-09-17T09:56:25.992557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084468
observed b9ab01ca6730ff32cf3c61265dea8663...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:25.974500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084468/manifest.json
observed 26afa03976855d7da9096dfbe3c561b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:25.957764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084468/publication.md
observed 5fdaf32aeb84168354280c78e55825d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:25.941198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084468/publication.txt
observed 79e23a7fd68ecea214c83ec2d0acd972...
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.