OpenTechnical

OT-2026-000051159

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off before 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-2026-000051159) never changes.

Identity and time

Publication numberOT-2026-000051159 · never reused
Internal UUID01a0ae83-273f-7b14-a83f-8487ef0a2ef3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051159
StatusPUBLIC

Content hashes

Canonical text3c3444423998bcb06566ebac9719b446de50991c9c29ac77e0d58b15f0cd8016
Markdown71580cb67929438499ba6853ba83548d6198b36513c35d82e66e2ab9d7afbf06
PDF
Publication pageee1346aa140e87a2317a64abaebb78d1baac7305f37f95f598cda70cafe359cc
Manifestb982974e1879c6e8f70b3a80c7cbd7bacdd22fbe4d1cb53ca6b3af60d429e828

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
Signature99cVDIJUM1HYwAqAyq/QLtQ4f7UGQ4xxhVBPdIBkDfxLYQWbdtudOM70EggnlTdl+h+GQ7BbBNuaxKFyhFZXCA==
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

2026-09-17T10:58:55.414087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051159
observed ee1346aa140e87a2317a64abaebb78d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:55.394877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051159/manifest.json
observed b982974e1879c6e8f70b3a80c7cbd7ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:55.374631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051159/publication.md
observed 71580cb67929438499ba6853ba83548d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:55.353004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051159/publication.txt
observed 3c3444423998bcb06566ebac9719b446...
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.