OpenTechnical

OT-2026-000058817

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000058817) never changes.

Identity and time

Publication numberOT-2026-000058817 · never reused
Internal UUID01a0ae89-479d-7710-addf-7157422baede · 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-2026-000058817
StatusPUBLIC

Content hashes

Canonical text00119ede6f2b9697c0e08d3e6e7159f3c7015bfe4ae603e187c85d31b1f083f3
Markdownac679b4ca9ea62b8a8525e803199ec146f20926a3eaefb3a9790135be897a21f
PDF
Publication page275fd121a6d2ca79ef4327807f4a370fb1476b62cc810fc2fa72211ef7821de9
Manifest88a046eb77d5fa42e133d399790478b9e7bb68b9a97e7cd8bfc52284c4e98c6c

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
Signature44xsYb6x+FKHcE4F0F+yMXEO5dTEdctIzEeTPT6hTcVn0B3tFv/ojTvms6HyiRSTgRgmGujLEI96Zdv/yikJDA==
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

2026-09-17T10:46:20.663829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058817
observed 275fd121a6d2ca79ef4327807f4a370f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:20.646285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058817/manifest.json
observed 88a046eb77d5fa42e133d399790478b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:20.628483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058817/publication.md
observed ac679b4ca9ea62b8a8525e803199ec14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:20.610125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058817/publication.txt
observed 00119ede6f2b9697c0e08d3e6e7159f3...
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.