OpenTechnical

OT-2026-000059932

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000059932) never changes.

Identity and time

Publication numberOT-2026-000059932 · never reused
Internal UUID01a0ae89-ec26-7f44-90f2-903990ea5348 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059932
StatusPUBLIC

Content hashes

Canonical textc1a72c6ebfe9169203f0de11ef990f306cdae03ca06cde27bf2ac5fb37bcff94
Markdown99c525c1c5b0f7bf45f8343ce3e97120dde43085b412a78200ef5b607652dc57
PDF
Publication page966f7f600d791813384fbd422727364ae11a84a27b9e5642fb50a06bf1ae3345
Manifestff6c61f2983f98ecb89feabf00fc206ff15d03ae88fe426e443ef54af1a88e82

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
SignatureIo20oDzLYovqJeZuSMtMUeoVwgqI3nTRgap9xIkAewHa5kYgP3+lu25JdXlj8AWppcsWNkqLDJB8F1OhFt8SDg==
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

2026-09-17T10:44:42.338562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059932
observed 966f7f600d791813384fbd422727364a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.321183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059932/manifest.json
observed ff6c61f2983f98ecb89feabf00fc206f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.302647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059932/publication.md
observed 99c525c1c5b0f7bf45f8343ce3e97120...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.283370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059932/publication.txt
observed c1a72c6ebfe9169203f0de11ef990f30...
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.