OpenTechnical

OT-2026-000046207

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000046207) never changes.

Identity and time

Publication numberOT-2026-000046207 · never reused
Internal UUID01a0ae7e-032c-7ad0-a828-519403cd160d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046207
StatusPUBLIC

Content hashes

Canonical text7bb3ab3ba299edbd200fc8abeb5e3f164425d7843838e2b0d4148fa7c15a22bc
Markdownef4c34c613fad66073c7735a6b12e1693806c9c69a4b4cb9230ea144eedbaa20
PDF
Publication pageb9100278dff63ec00c65a5b31295a2a70f291805745fe50bcf9af1fa7cb8dc73
Manifest836612b5f484cb1d8aaeaa9642ac3f2bace56a3b21eac2e92a04732d5bb12eb1

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
SignaturehOB5+NUVBLXXvMfTP9BMBhnkERRW0CfMCDjAijvrcSfUfxlOEj9neYaym7027Zljv8sbpMxKfXy1LC+1Ws8BDw==
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

2026-09-17T11:09:13.476316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046207
observed b9100278dff63ec00c65a5b31295a2a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:13.458658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046207/manifest.json
observed 836612b5f484cb1d8aaeaa9642ac3f2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:13.439151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046207/publication.md
observed ef4c34c613fad66073c7735a6b12e169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:13.420464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046207/publication.txt
observed 7bb3ab3ba299edbd200fc8abeb5e3f16...
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.