OpenTechnical

OT-2026-000058868

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000058868) never changes.

Identity and time

Publication numberOT-2026-000058868 · never reused
Internal UUID01a0ae89-479f-7c96-93d6-1de028c9cbb9 · 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-2026-000058868
StatusPUBLIC

Content hashes

Canonical text7db9f0106be2fb844dd48049088c18bf22ad59542aa6307637677e472b6073e0
Markdowne8ad4e00f1f1ac8989b7aa6092bf0a4ff03869a2ba173d809b936caaaaf35295
PDF
Publication pagec529e0cf508780d0ffb735258c0ce3eb6b103b2df9080f4116d49ab23b4eb977
Manifest26abc6e5f4525990267d45e38032f5e2d7234558926fff09d2fbb6a76563d4a9

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
SignaturetZwvzpv5QKeCybH5wfUfGmAGvbhaH1itThDjYoT3sIvmUNhHUppi0qdGWW5la2owQgYzJTaQTE7xt1INPCuQBg==
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

2026-09-17T10:46:24.603993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058868
observed c529e0cf508780d0ffb735258c0ce3eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:24.585121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058868/manifest.json
observed 26abc6e5f4525990267d45e38032f5e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:24.568942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058868/publication.md
observed e8ad4e00f1f1ac8989b7aa6092bf0a4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:24.550943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058868/publication.txt
observed 7db9f0106be2fb844dd48049088c18bf...
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.