OpenTechnical

OT-2026-000091660

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000091660) never changes.

Identity and time

Publication numberOT-2026-000091660 · never reused
Internal UUID01a0ae9d-43b8-77f8-af71-04111b0b1ae0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091660
StatusPUBLIC

Content hashes

Canonical text51d97dcb5e75126d7a2cebc07003b792919d59f2e102c2e10cd479ace220f098
Markdown9b3411f55a6cc37de1d7a431faac69dd42997be11472b476e8dee1ac490ff242
PDF
Publication page414d3cc920f30fda83a61747ffc7c339349112f26baa52afb3ff71d1afa9e8ac
Manifest2039c1499309a8dc4ef29333ef264effdac81acc5818edcab9d341433df19ebf

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
Signature5Rx62c4zDaRcTjyAzOmFmAQeIMdK3b4AdT9sTGVDVdYEK+Bpdy1FvkvQ2E8v+LN2alLqBFdYsS4t6cwJW+klBQ==
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

2026-09-17T09:42:02.163026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091660
observed 414d3cc920f30fda83a61747ffc7c339...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:02.145617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091660/manifest.json
observed 2039c1499309a8dc4ef29333ef264eff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:02.128741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091660/publication.md
observed 9b3411f55a6cc37de1d7a431faac69dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:02.111144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091660/publication.txt
observed 51d97dcb5e75126d7a2cebc07003b792...
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.