OpenTechnical

OT-2026-000063545

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold 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-2026-000063545) never changes.

Identity and time

Publication numberOT-2026-000063545 · never reused
Internal UUID01a0ae8c-f945-77b3-9462-2050f40e06a9 · 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-2026-000063545
StatusPUBLIC

Content hashes

Canonical textfab6b24e67873e8d758ef8b19907365413b9722b4bb61378a95f8e43c3d0cdbe
Markdown804622d6a747f0d3ab32be289bccca87aec06b820eecb019736a0aa09cd761cb
PDF
Publication page66ff8b46e07818ef3307d2cd4956234428b9fc80de9b140ddc406bba2575649d
Manifestb30488fabbcf39ba8b3a4abaf426f2af637256791fb3a3c23fcc0839c8b0f2a8

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
SignatureySg4kTMBjZZeFUcMzpdDE37RuLE2kfj3Vf1BPMBInijjBLuK96A6WaIrR4XNhA7MKY3jzlZoZmyRiUPxeglRAA==
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

2026-09-17T10:37:32.637866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063545
observed 66ff8b46e07818ef3307d2cd49562344...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:32.617093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063545/manifest.json
observed b30488fabbcf39ba8b3a4abaf426f2af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:32.595122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063545/publication.md
observed 804622d6a747f0d3ab32be289bccca87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:32.574087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063545/publication.txt
observed fab6b24e67873e8d758ef8b199073654...
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.