OpenTechnical

OT-2026-000085536

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000085536) never changes.

Identity and time

Publication numberOT-2026-000085536 · never reused
Internal UUID01a0ae99-aaac-7499-8c78-55528a2da7c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085536
StatusPUBLIC

Content hashes

Canonical text39c7f4cb70a029283b251ea12083ec0a83db0007bdce50155adf3afcd129a4f3
Markdown549aa0e12904cf535b516619e8e1c20269e799b0fd05128af6b52031924abbf5
PDF
Publication pagee74ba135020f1ea3781c40b818cbf55d0cff95ea589b866c06e239c7d9bae0c1
Manifest93be717452cd9b57676ffa4f1e3cd35a84d49ee36291013a64ce2e28b09c5a0e

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
SignatureQwAP0/caB/gGVTMpsAZGlWmvROJh4uUQHPB5qLMTmFPFQfW4shCoi39MoOV0EzfYm/djkbXx+TMAuLR4La5tBQ==
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

2026-09-17T09:54:20.168925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085536
observed e74ba135020f1ea3781c40b818cbf55d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:20.150471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085536/manifest.json
observed 93be717452cd9b57676ffa4f1e3cd35a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:20.131270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085536/publication.md
observed 549aa0e12904cf535b516619e8e1c202...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:20.093588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085536/publication.txt
observed 39c7f4cb70a029283b251ea12083ec0a...
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.