OpenTechnical

OT-2026-000063720

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000063720) never changes.

Identity and time

Publication numberOT-2026-000063720 · never reused
Internal UUID01a0ae8c-f946-70af-919b-38be2a829a0b · 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-2026-000063720
StatusPUBLIC

Content hashes

Canonical text27d93bf9e96fa5b50725ee69d59a598ee9dc54029c59c405abf8a07d28a7d02e
Markdown00905b6d1950e24156b3e41171f3c853351bd840e6d241f7fc683b07295aeb3b
PDF
Publication page1a5140bc9b0fc6971cc1ce51f4118d0b0378e32e7b56fec83e5c831943fe0981
Manifeste4f3e73d22b8040f8553f80a577f01a20528e6e474bc36763e8eac9a0dee7aea

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
Signaturen7tD58a5O9vqkdvKoUIakOyI6et12km4h/YRSMPN6/57fUd9eMaOzoJjCMO+TEuEuwR2Ue7AwF83KbaJKaCxAQ==
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

2026-09-17T10:37:50.817620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063720
observed 1a5140bc9b0fc6971cc1ce51f4118d0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:50.800904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063720/manifest.json
observed e4f3e73d22b8040f8553f80a577f01a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:50.783310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063720/publication.md
observed 00905b6d1950e24156b3e41171f3c853...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:50.766559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063720/publication.txt
observed 27d93bf9e96fa5b50725ee69d59a598e...
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.