OpenTechnical

OT-2026-000046759

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-2026-000046759) never changes.

Identity and time

Publication numberOT-2026-000046759 · never reused
Internal UUID01a0ae7e-d0f3-7190-988c-6d27e55e7834 · 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-2026-000046759
StatusPUBLIC

Content hashes

Canonical textcf9002f5e2894475d4adca461eabba61a5b2d16bf1bb7bb678ab17747f7fd1a1
Markdownc76051563565e9aa980a9cb903d5fb22a582275e1ba7dc8f484267d841babc06
PDF
Publication page98b3d81f08222058a2d00c53a6fc3ebb91e1e990f0cca4e0e67cb511eed70c78
Manifest43be0d005bdaf1f8d043ebe6cf3806d3dd4632317c26deb717756d7b927469e3

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
SignatureXBex7OQFAcpBY8ZxwlU8D2uwIbP8iWr/LT+04gLtCmq3laDCDBN0R5CoAMNmWvpwHrGRFd3KIcDWA8X2zkujAA==
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

2026-09-17T11:06:49.653683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046759
observed 98b3d81f08222058a2d00c53a6fc3ebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:49.635330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046759/manifest.json
observed 43be0d005bdaf1f8d043ebe6cf3806d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:49.616973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046759/publication.md
observed c76051563565e9aa980a9cb903d5fb22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:49.598768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046759/publication.txt
observed cf9002f5e2894475d4adca461eabba61...
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.