OpenTechnical

OT-2026-000046503

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000046503) never changes.

Identity and time

Publication numberOT-2026-000046503 · never reused
Internal UUID01a0ae7e-57dd-7ee3-8266-07e885866ba8 · 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-2026-000046503
StatusPUBLIC

Content hashes

Canonical textbcef1336efa0a49bd29a8623bd4ca3339225d9d9474caea2b582aa1caf80b7ce
Markdown980c201803d36f6b45e0cb8c6cfd2eb0b6ae6648b7093654a0b2b3d7b8bc9412
PDF
Publication pagea2be7c28f28abf33d86290894b9c772301474b8554309a2fc53913d83fd44b0f
Manifest594e65f0d91ab762db68e7500c2589596572a33c97185edb9e202a05fcbd678d

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
Signature3PhKsLSAuBf1R4T5Df6bBiE4wMQlvoavBD3r6d5nT+5TzDCTTJW9QwDdAl7rlqOXH1L+OfGKRzpZ4HCHEgVhCQ==
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

2026-09-17T11:08:32.661877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046503
observed a2be7c28f28abf33d86290894b9c7723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:32.642963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046503/manifest.json
observed 594e65f0d91ab762db68e7500c258959...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:32.624257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046503/publication.md
observed 980c201803d36f6b45e0cb8c6cfd2eb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:32.605367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046503/publication.txt
observed bcef1336efa0a49bd29a8623bd4ca333...
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.