OpenTechnical

OT-2026-000046880

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000046880) never changes.

Identity and time

Publication numberOT-2026-000046880 · never reused
Internal UUID01a0ae7e-d0f5-7f49-8c7e-5cda6c38221a · 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-2026-000046880
StatusPUBLIC

Content hashes

Canonical text70568ed118123a81fae09b57576e2f64825b88d11096de1b4a32f9a3201bc650
Markdownd045a03c0bab40b51f9d1dd27bd00b14c62d05543f571110f6a480404f9456ba
PDF
Publication pageeedd02392dfff67370fe71570217c0c5e3a7050922c38f68c29c653efe68f93c
Manifest3c976a025d610e01e67071c671909763bb374385e99db7a163911f5372b0e329

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
SignatureljRrsr42sjziPBcVz8JHng3OLYnyCevbmIjc7+rexU+XB5VF+p4zU/y3a44HBGbB8JXBlFW2OqX2XEiGO8xNDA==
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

2026-09-17T11:06:59.407482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046880
observed eedd02392dfff67370fe71570217c0c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:59.390546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046880/manifest.json
observed 3c976a025d610e01e67071c671909763...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:59.373595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046880/publication.md
observed d045a03c0bab40b51f9d1dd27bd00b14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:59.355189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046880/publication.txt
observed 70568ed118123a81fae09b57576e2f64...
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.