OpenTechnical

OT-2026-000066884

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-2026-000066884) never changes.

Identity and time

Publication numberOT-2026-000066884 · never reused
Internal UUID01a0ae8f-14fd-7b57-9ff5-79e349de4fdb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066884
StatusPUBLIC

Content hashes

Canonical textca8098b2cffd4d9b30398f9976a5e300872389881abd34a1d1fffe71de942275
Markdownae157fb44718e658bb2a12ad329a46adcdd3b51a8144f5e05bfa7b705ca58dab
PDF
Publication page37747c754fc8f10d65d76a6179c6f5b7bfc1d86c5720a3feb6c8c44235f441f6
Manifestf26db7026d179cefe0afb17f7e41b1009e3373f6b09b1620eafb4129bc58fd74

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
SignatureouHo1JEYzkx+YBUSr3X1Cs59C0cgylz8ArwDwlVdPPfuuhriD6GlMMLlXCm2xZLBtmdi+O5NJaom4/YNGZiFDQ==
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

2026-09-17T10:32:04.959306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066884
observed 37747c754fc8f10d65d76a6179c6f5b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:04.943041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066884/manifest.json
observed f26db7026d179cefe0afb17f7e41b100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:04.925473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066884/publication.md
observed ae157fb44718e658bb2a12ad329a46ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:04.905259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066884/publication.txt
observed ca8098b2cffd4d9b30398f9976a5e300...
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.