OpenTechnical

OT-2026-000047935

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, single 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-2026-000047935) never changes.

Identity and time

Publication numberOT-2026-000047935 · never reused
Internal UUID01a0ae7f-c422-72b6-82b4-dfb5868c936c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047935
StatusPUBLIC

Content hashes

Canonical text1be8844913b88a7773045f3a1796c63f3b2a5df5482de5fca2f73108461dd961
Markdown4b059435f68d80652666e3703c162cdce32f1e3a6f20aefc212be8d027d3cb4d
PDF
Publication page826867b5016de516ebe2ad75d0aa40e6f862c532507a382c098c349eb020f4bb
Manifest1dc8ee27113b69a491ccd042248114dadec22f1a8a4c79b0e1145aaed2fba425

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
Signature8PAgndyvUYJHu4/b1Dv3wI8mgaViOh5VQM8uvJVDtk8U30+Rki1hKKF4FEZcvZHHWm+rKHBfx+1L4L3FwssbBQ==
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

2026-09-17T11:05:53.909998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047935
observed 826867b5016de516ebe2ad75d0aa40e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:53.890715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047935/manifest.json
observed 1dc8ee27113b69a491ccd042248114da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:53.871027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047935/publication.md
observed 4b059435f68d80652666e3703c162cdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:53.851266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047935/publication.txt
observed 1be8844913b88a7773045f3a1796c63f...
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.