OpenTechnical

OT-2026-000064071

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000064071) never changes.

Identity and time

Publication numberOT-2026-000064071 · never reused
Internal UUID01a0ae8d-53be-7262-8f46-aedee78aa847 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064071
StatusPUBLIC

Content hashes

Canonical textd51305be5177661d603ac9dfc42ddc2a065156f11dce56444b5f151d290d5a0d
Markdown8a2a8d48516c32048e17cefff99da466659a2172006f4dc54cf61590a7f35f73
PDF
Publication pagedacfae11331c74a0bb7bc0639b352155825126b12ff3aa101e7ba73a3e1de423
Manifest45246b9b432b4dfb300130eb3616215d554375bb34f7c7785e12bbe5008dafa5

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
SignaturenqsLpi9ZtwytctVcqlbvISH9gJPCbDzGEZ9MgS97sCCkguNz4VeYzhBs5W4G+Qr3eeozp9Qwu/4iVNWNlR19Cg==
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

2026-09-17T10:37:10.315805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064071
observed dacfae11331c74a0bb7bc0639b352155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.296736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064071/manifest.json
observed 45246b9b432b4dfb300130eb3616215d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.277947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064071/publication.md
observed 8a2a8d48516c32048e17cefff99da466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.259782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064071/publication.txt
observed d51305be5177661d603ac9dfc42ddc2a...
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.