OpenTechnical

OT-2026-000051146

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, vented before set-down, on a tool changer

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-2026-000051146) never changes.

Identity and time

Publication numberOT-2026-000051146 · never reused
Internal UUID01a0ae83-273f-7d9e-9575-f4431153b936 · 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-2026-000051146
StatusPUBLIC

Content hashes

Canonical text6ef9ccef5ec3bd2f9de657b51d427d99fec195dfd536280d18c3f653e98f82db
Markdownd88573afa8015920d8bca99d586dabe416db755bedfb094bab3d12e84a7e66d7
PDF
Publication page92ab3095cf63fe1407489cfe3e50a22710e6fe31948d5496371f8463c5ee0338
Manifest6df4fa4bc03b697c6115ab9a21b423db5e6944394abcb5902f46ecaea5fa0318

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
SignatureO685RJXbFHnbrxHtZfBjZ2Z4QPaKGOJwTmlDqO/d0XBhomeYvy5ElJ5kscj1tiUi3Wqg5EmMzwjEhejjdXvjDw==
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

2026-09-17T10:58:54.328201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051146
observed 92ab3095cf63fe1407489cfe3e50a227...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:54.307937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051146/manifest.json
observed 6df4fa4bc03b697c6115ab9a21b423db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:54.284015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051146/publication.md
observed d88573afa8015920d8bca99d586dabe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:54.265162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051146/publication.txt
observed 6ef9ccef5ec3bd2f9de657b51d427d99...
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.