OpenTechnical

OT-2026-000027328

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, sustained 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-2026-000027328) never changes.

Identity and time

Publication numberOT-2026-000027328 · never reused
Internal UUID01a0ae72-6997-7462-acb0-ef82199156ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027328
StatusPUBLIC

Content hashes

Canonical text52aac956f96c495371c45269566341ca61c55c8fa2870696790808b038f89ab5
Markdownf51143248072673cd794846a29b3926b3abd04e2f56efca2a8e2a3102da80082
PDF
Publication pagebef0b6ff932ec5c47e07f6c99c466975f3d89109b90375c0b55cb5b87654aa76
Manifest27737b231c08545e86bcf663836e0d5d4c17f24c7e062403d9ea112524847ffa

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
SignatureIk7JtRoB90IvJ1npV6Z1NAhGdgmitx6ZjH5xok/eBookckJ/rkcA8FDJk+oBl4qTH+CO1ERfDCNXvIp51NhkAA==
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

2026-09-17T11:42:43.588059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027328
observed bef0b6ff932ec5c47e07f6c99c466975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:43.569720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027328/manifest.json
observed 27737b231c08545e86bcf663836e0d5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:43.548489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027328/publication.md
observed f51143248072673cd794846a29b3926b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:43.530193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027328/publication.txt
observed 52aac956f96c495371c45269566341ca...
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.