OpenTechnical

OT-2026-000064527

Publication integrity record

Foam pad vacuum gripper, three zone face, pump fed, pressure sensor per zone, 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-2026-000064527) never changes.

Identity and time

Publication numberOT-2026-000064527 · never reused
Internal UUID01a0ae8d-a462-7c8d-9c08-3c948cf5a5be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064527
StatusPUBLIC

Content hashes

Canonical texte5a6e0cdddca308f4e6afdc5ae35ee491c3408c6313c41060be7d3005e41e5a6
Markdownb37198f9277fc73e9fa5210bff5ea07807964ddc9d76121e7b262a607817de37
PDF
Publication page0f1d40a4596c083778098987e5fdd00646009d81c8e09f5c06adb5dfe214756e
Manifest09abeee706a4cc20d0ce746b53d80b618993ec22501a2778942c46a3c061ca77

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
SignaturenQg0Rd4XGlNOSOm90uqu/QQXLNXg8DaClUUIHRh5bI3jczlxpMsvAGEtGCyGWsKxFkretP4W+wY+bpjzUvqBDg==
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

2026-09-17T10:36:44.467712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064527
observed 0f1d40a4596c083778098987e5fdd006...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:44.449927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064527/manifest.json
observed 09abeee706a4cc20d0ce746b53d80b61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:44.431681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064527/publication.md
observed b37198f9277fc73e9fa5210bff5ea078...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:44.414158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064527/publication.txt
observed e5a6e0cdddca308f4e6afdc5ae35ee49...
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.