OpenTechnical

OT-2026-000061503

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000061503) never changes.

Identity and time

Publication numberOT-2026-000061503 · never reused
Internal UUID01a0ae8b-7b44-78c2-835b-902f585dfc7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061503
StatusPUBLIC

Content hashes

Canonical text68cf6c21a58777f20bcf4eb3d5fc276bf82394e3c32bcffe13f69d58ea735c83
Markdowndb40968995302339b49d98d04af54a83a177ff458b229af132eec5cef545c3c3
PDF
Publication page187e6aaf4932694dce9f643041a110a2de0d062d3578974671a7f079d00946dc
Manifest5344d0eee0d2261686c6ecca6570fcc84b120de8da30c8186b607ab4359f31c3

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
SignatureTspohHOVX8G4ImslS/F0m+7G/Y/KzmAKrMAglTknMFjOa8hmIC2IKLnN4wdrRcxhOhvjVRzdMAACZGl3OYWyDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:23.883656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061503
observed 187e6aaf4932694dce9f643041a110a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:23.864921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061503/manifest.json
observed 5344d0eee0d2261686c6ecca6570fcc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:23.846680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061503/publication.md
observed db40968995302339b49d98d04af54a83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:23.828180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061503/publication.txt
observed 68cf6c21a58777f20bcf4eb3d5fc276b...
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.