OpenTechnical

OT-2026-000058864

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000058864) never changes.

Identity and time

Publication numberOT-2026-000058864 · never reused
Internal UUID01a0ae89-479e-77ec-a53b-8c14ffe13581 · 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-2026-000058864
StatusPUBLIC

Content hashes

Canonical textd9e95e75724f0568fb877a4f449a8362b397b635cba58ef9e3996f9ba48839ae
Markdown4ae99f6bfbc6599391290e994fc8826e143dc57ec9ad9747b56f16cee36dee25
PDF
Publication page75ca36d58d542842006f8ed0f04aed451381792fbc3973bf79295415f53d1430
Manifestc86ef6710c4fed3613a4e533283473a721f6ff9cd1addf40818b1f19a2ce2850

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
SignatureDKnEM8NkrJwIMbAYu0VfrRKaPSFeFihOvSc9o/cuFne+s/2/r+0+1BAUOK6NSIGrCgiWXuxXVx5z7iI/xw+zCA==
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

2026-09-17T10:46:24.315269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058864
observed 75ca36d58d542842006f8ed0f04aed45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:24.299305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058864/manifest.json
observed c86ef6710c4fed3613a4e533283473a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:24.283074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058864/publication.md
observed 4ae99f6bfbc6599391290e994fc8826e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:24.265158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058864/publication.txt
observed d9e95e75724f0568fb877a4f449a8362...
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.