OpenTechnical

OT-2026-000047318

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line 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-2026-000047318) never changes.

Identity and time

Publication numberOT-2026-000047318 · never reused
Internal UUID01a0ae7f-3e56-76f9-bd01-c980e43887c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047318
StatusPUBLIC

Content hashes

Canonical textbea5baa952a5f14d1bca9d348f00f034b680757079913022321f2db4e81e9343
Markdownfaf9b268fa520b60e53dff97bce360be5d1d92ad82f80bb0ed582bba7b451679
PDF
Publication pageb7a6bbfcc1da521b37cc694b072c9426b0c7d0ee0282d6e65ea8d4906d8f07f7
Manifest4362e131d803e2803c0463c71e4e581cbcbc9e45a07f47cbe522fc95875f92d9

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
SignatureahrkF4gA/VWbl96z3kIfSAeXiMJ5llHEzIqYbJph5wAMGyAOOp6RBguoGhG3HQG41kolzdlDzXqmx83X0I+7AQ==
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

2026-09-17T11:06:18.172681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047318
observed b7a6bbfcc1da521b37cc694b072c9426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:18.156064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047318/manifest.json
observed 4362e131d803e2803c0463c71e4e581c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:18.136072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047318/publication.md
observed faf9b268fa520b60e53dff97bce360be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:18.116406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047318/publication.txt
observed bea5baa952a5f14d1bca9d348f00f034...
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.