OpenTechnical

OT-2026-000061706

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-2026-000061706) never changes.

Identity and time

Publication numberOT-2026-000061706 · never reused
Internal UUID01a0ae8b-b8aa-7d34-8390-db1597670083 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061706
StatusPUBLIC

Content hashes

Canonical textff15b57ec06184f52e5323bce993bd1f9d6ba156ed751fec1426b274d5a85da9
Markdown68e96084668f13dd5a7500a2d15ed4bb9d00d4ea0016ae9b7e1d84faed3f607b
PDF
Publication page1f962fe4b7bb500ba8dc417c57eef13a83f387ee6ce0f2d3b75e785be215acff
Manifest7a1d9d8e82598c68aa4ff73c14755a27894ab12550fd6fcfdc7578e81de9d26d

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
SignatureN36hmeFSd35MsCMSM/ikxdMnWcwSi0Me3E8KadqX6pOKdUWpra/oKrlOjiVZYeNAbFN0ZiLnIUgQ7aXVa8rUAg==
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

2026-09-17T10:40:16.514444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061706
observed 1f962fe4b7bb500ba8dc417c57eef13a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.494214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061706/manifest.json
observed 7a1d9d8e82598c68aa4ff73c14755a27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.474443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061706/publication.md
observed 68e96084668f13dd5a7500a2d15ed4bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.452279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061706/publication.txt
observed ff15b57ec06184f52e5323bce993bd1f...
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.