OpenTechnical

OT-2026-000058849

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000058849) never changes.

Identity and time

Publication numberOT-2026-000058849 · never reused
Internal UUID01a0ae89-479e-7e47-86f6-264b84b5aa40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058849
StatusPUBLIC

Content hashes

Canonical text208e55297b11ef30964a037be0960a90e5c71d9a57304909680397ee0e16d250
Markdown09d57c247d536746cb51d9e76e888ff5f9a8cf40312244ec1ab0bc8343613142
PDF
Publication page140931eb022d20e21a408eb676873c26f26a04b89db6ea7eb586f53daa8a7856
Manifest226a760bad4f02ef74f92263f9569fb23937394900d24902247cdb79b15e423d

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
SignatureNUArOYBW1+CmXOXZmitYXnszlmGcJbp9jTMLgGQTqFvI9/hOIOZl59soOEpwjtlc+b/0qZMAfy4aaXLqN+ysCw==
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

2026-09-17T10:46:23.128611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058849
observed 140931eb022d20e21a408eb676873c26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:23.110442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058849/manifest.json
observed 226a760bad4f02ef74f92263f9569fb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:23.092512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058849/publication.md
observed 09d57c247d536746cb51d9e76e888ff5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:23.072870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058849/publication.txt
observed 208e55297b11ef30964a037be0960a90...
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.