OpenTechnical

OT-2026-000046871

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

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-2026-000046871) never changes.

Identity and time

Publication numberOT-2026-000046871 · never reused
Internal UUID01a0ae7e-d0f5-7ef4-8aaf-cf1eb3f9b4cb · 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-2026-000046871
StatusPUBLIC

Content hashes

Canonical text68d2845815176ded33e21ea97f46ac831657e37756c396ec9b8640e8d74ff4ec
Markdownb5de0a927c5b7a3b9c28548a5ad493ae3e064ef7035ddbe3ec35c036da22e037
PDF
Publication page0f8e7355c4b6d42904b5a9001b7507bd1427c91fb23bf4bcf20812ba9140f813
Manifest5185abad71ab50fcf234770d3fa6a3d281df0511b13ae0ecd6da962cca11292e

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
Signature0deVeSMn9FZ54VF7SJthEU7TT6+KUHgm6TKQrQE7bt3QO/kIUPcAfCYeX9D07Xl8v1PkKnmm9nmCdZ8Av+wGDg==
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

2026-09-17T11:06:58.721592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046871
observed 0f8e7355c4b6d42904b5a9001b7507bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:58.702649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046871/manifest.json
observed 5185abad71ab50fcf234770d3fa6a3d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:58.683683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046871/publication.md
observed b5de0a927c5b7a3b9c28548a5ad493ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:58.666414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046871/publication.txt
observed 68d2845815176ded33e21ea97f46ac83...
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.