OpenTechnical

OT-2026-000060758

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, vented 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-2026-000060758) never changes.

Identity and time

Publication numberOT-2026-000060758 · never reused
Internal UUID01a0ae8a-b7ce-716b-b747-7bfa85c86efe · 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-2026-000060758
StatusPUBLIC

Content hashes

Canonical textf310ca1c21256741d8c07dfea1c3e39d86b934282ff5ab0417e97bf22d5c50f0
Markdown70a584d3707ecf96de87a9d5b19366c1cff4c1a35340f0b78f97f92e955b7d4c
PDF
Publication pagececd4062cea527df224b08bae27edb13003de89a929b21cc456c399cdb7f5a17
Manifestcf13806a861fc2989d3dc78675ca6c2a3b0181731ea64880f78b31a4ca41e9d3

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
Signatureztv0kGF3VPy23KsSDx0faJWPY2XP5z0WTXQLs78minnM0CtEN+GpiS5aVdiIlpKAcRE9e2FGW7lS4kG9jDezDQ==
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

2026-09-17T10:43:29.759784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060758
observed cecd4062cea527df224b08bae27edb13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:29.743079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060758/manifest.json
observed cf13806a861fc2989d3dc78675ca6c2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:29.726667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060758/publication.md
observed 70a584d3707ecf96de87a9d5b19366c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:29.709920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060758/publication.txt
observed f310ca1c21256741d8c07dfea1c3e39d...
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.