OpenTechnical

OT-2026-000046771

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000046771) never changes.

Identity and time

Publication numberOT-2026-000046771 · never reused
Internal UUID01a0ae7e-d0f4-7c42-aa4c-0bc3aa3e44ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046771
StatusPUBLIC

Content hashes

Canonical text861e93119f923aa783ae985c548b90ae30a9c5f5e8d52306b889e1bcf5837637
Markdownc5a90acdba5bf5c73ff5facca5c9036e823427f0fb87ef0f16ea22b9cb383321
PDF
Publication page7d40b70b7b65214eabb2e88665272aa322592dc698401e40e538db25d442de73
Manifeste94e06d608844912b1bd1d7f620cf94619d6fc6c208f1ebabe2a739675f33608

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
SignatureXMGS33TxrKrBlBBXXV2G72iRkVxpT830r3YBfk+muWWNAPXU1J0Nu10j4lGXS1HZwMuFBY4GcCd89LjXejUcCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:50.553412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046771
observed 7d40b70b7b65214eabb2e88665272aa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:50.536021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046771/manifest.json
observed e94e06d608844912b1bd1d7f620cf946...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:50.518424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046771/publication.md
observed c5a90acdba5bf5c73ff5facca5c9036e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:50.499929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046771/publication.txt
observed 861e93119f923aa783ae985c548b90ae...
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.