OpenTechnical

OT-2026-000062194

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000062194) never changes.

Identity and time

Publication numberOT-2026-000062194 · never reused
Internal UUID01a0ae8c-0abd-7376-a744-c5d3ad710480 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062194
StatusPUBLIC

Content hashes

Canonical textb8e253ee2c175b1d1f510d0ac6eaa72ea2e279de8475e1a82b4ab8ef245a764e
Markdowna663c18a196cabd800ff984ff046fcee7fb992cb5000509731898df0ac32e67f
PDF
Publication page0210dbb98de44442066e89ec1717aa32e4c73b072cf07b70957a32c76d164eea
Manifest1b5966e177e2805cd5148b6b9f114f8f695a82272cdc2be09bb898f951ee7977

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
Signaturem7dHkxXJwiW3YRYDwMoIrfXMm+I5o+Z241SJOMJ2SqRSGLKGxKMBQVqg/Vp5E44ooydJ1YQVcZJIdfsYeSRKAw==
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

2026-09-17T10:39:27.481595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062194
observed 0210dbb98de44442066e89ec1717aa32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:27.462951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062194/manifest.json
observed 1b5966e177e2805cd5148b6b9f114f8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:27.444415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062194/publication.md
observed a663c18a196cabd800ff984ff046fcee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:27.422070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062194/publication.txt
observed b8e253ee2c175b1d1f510d0ac6eaa72e...
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.