OpenTechnical

OT-2026-000063634

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented after 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-2026-000063634) never changes.

Identity and time

Publication numberOT-2026-000063634 · never reused
Internal UUID01a0ae8c-f945-7a39-ad07-d91aeef561e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063634
StatusPUBLIC

Content hashes

Canonical textfed908ddc33d6df6005227bb7b1c0fd3a3d76af131e67bb34af9c5970c7e5858
Markdownab7fb56b11924698846429b3310b9a3c719a1f89e374d2d185f8659c12f90327
PDF
Publication page7fae2584040ec2442d48bc010cd1a1325b1fcc3b345dcc1b13cdb9faafe4db89
Manifest687128a55d9f7e54317ab173c99531334e48e632e46781eed8ca30c87fceeb04

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
Signaturenqpbh7xSQq5uBB640zoAZWmZcM6BDn8nBQnZPQ4QF8W0Bn3GvjBL0r7hIW950t3q0dMhbYaAQP8vnm18ODRmCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:44.089627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063634
observed 7fae2584040ec2442d48bc010cd1a132...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:44.070121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063634/manifest.json
observed 687128a55d9f7e54317ab173c9953133...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:44.051857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063634/publication.md
observed ab7fb56b11924698846429b3310b9a3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:44.033790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063634/publication.txt
observed fed908ddc33d6df6005227bb7b1c0fd3...
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.