OpenTechnical

OT-2026-000046331

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000046331) never changes.

Identity and time

Publication numberOT-2026-000046331 · never reused
Internal UUID01a0ae7e-57cb-7bb1-9e76-6b5449a75239 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046331
StatusPUBLIC

Content hashes

Canonical text00ccb4b936dbe78b6f333a42bcc01803b03c516512f5132543f0d8b9f91c38ee
Markdown966f25e01086806a5f9581e1eec4b479e44a4b2de73af59d4ebd5ce1accef018
PDF
Publication pagee852fc9b0d987d35738d80084cd9e2e32227485c29e2b57242211efcf45d3703
Manifest01ccb6c498255c76e8145f41a1f3d33cd9b54cece125a50010c4e705d152850f

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
SignatureVj5XCrkq0Dn838MpYnGnggX2ryLtTTZXashAsI2zDinyIavQzpg4CEBOVYJB431fK+Q2CTAqVZqMF+LJXtWIBg==
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

2026-09-17T11:08:18.813225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046331
observed e852fc9b0d987d35738d80084cd9e2e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:18.793627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046331/manifest.json
observed 01ccb6c498255c76e8145f41a1f3d33c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:18.772923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046331/publication.md
observed 966f25e01086806a5f9581e1eec4b479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:18.752626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046331/publication.txt
observed 00ccb4b936dbe78b6f333a42bcc01803...
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.