OpenTechnical

OT-2026-000086083

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, single 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-2026-000086083) never changes.

Identity and time

Publication numberOT-2026-000086083 · never reused
Internal UUID01a0ae99-e82b-723f-ae32-d14935019d6b · 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-2026-000086083
StatusPUBLIC

Content hashes

Canonical text72e7167695b8cbc5e756ef972ec48d6bc6f249403cfb7233beb5f8779c320e5c
Markdown20dace26b5fd8d5f42953eb717a74a97af4f0220e2afbbe2500daa1fac1d2066
PDF
Publication paged8e69fdb53e1097c75493b56cef6f462892cb5a48cb77c1576f460a6d432a18e
Manifest1dfa4807a813126ee10d0554952c31d113f0305717ce26500667388ea62a3118

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
Signature5mEAE0+Ytq1SIsCkGdSV19LcnZCQme/D411tqV/w9hRkawnn/Vi9N4KblGp74HKi+tnxR6WjBVdL71Eahmb0Bg==
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

2026-09-17T09:53:43.640711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086083
observed d8e69fdb53e1097c75493b56cef6f462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:43.622816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086083/manifest.json
observed 1dfa4807a813126ee10d0554952c31d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:43.604844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086083/publication.md
observed 20dace26b5fd8d5f42953eb717a74a97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:43.585591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086083/publication.txt
observed 72e7167695b8cbc5e756ef972ec48d6b...
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.