OpenTechnical

OT-2026-000060633

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, vented after 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-2026-000060633) never changes.

Identity and time

Publication numberOT-2026-000060633 · never reused
Internal UUID01a0ae8a-b7cd-732c-9549-d0dd22b875e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060633
StatusPUBLIC

Content hashes

Canonical text61f10367fb255b6bc1e9c182015ca2d24f65f032185632bf4c0d8b57b39a14d1
Markdown80a83bec0b60b8540938a0521dadcb8c9941046a143a05c7f84859d768f6b41d
PDF
Publication pagef9484364e50ba7e1cd13ceb2af5e5b5094d2c635ae24a672fcb35d1b8afb68c3
Manifest3764db838a13fd20b8f79f56b6b2f4d5fbf7699a86c34fdd3b3c40f924c7bec8

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
SignaturelqF9EeuNbCvoY/hPsM06ACfJ5vTzaFAclF3npDkK4qICGKJ03Xt+9zm6VHgEQkJ3W9XJVqsE7b+JmvjaklFbBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:15.731084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060633
observed f9484364e50ba7e1cd13ceb2af5e5b50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.715530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060633/manifest.json
observed 3764db838a13fd20b8f79f56b6b2f4d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.697199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060633/publication.md
observed 80a83bec0b60b8540938a0521dadcb8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.679361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060633/publication.txt
observed 61f10367fb255b6bc1e9c182015ca2d2...
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.