OpenTechnical

OT-2026-000061692

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, 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-2026-000061692) never changes.

Identity and time

Publication numberOT-2026-000061692 · never reused
Internal UUID01a0ae8b-b8aa-7127-a02f-82657214beda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061692
StatusPUBLIC

Content hashes

Canonical textb28d26516386e9fc6313aa017473a767bc7ffefa02f1e7e22cd321e89a214247
Markdown082f3b6b3e63f06e7fc7a61d07c828171b644001f1a26bb87f030f8f562125b6
PDF
Publication paged11cbdbe5a36dd15a13aba7595f66b523663b561e73220b1e197d0f584f3f931
Manifest4dedab151fe90dd0b3653b680527b969d92dbbdec12b46ac11eb3b40b9993056

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
SignatureLcQdshAjPOEQbai2efjSn0LmgC0mDSeZ75CT9BFTsx+GWH1VQOe92TxkG78J7yRBM9bqV933iNljdUecX3HBAQ==
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

2026-09-17T10:40:15.298212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061692
observed d11cbdbe5a36dd15a13aba7595f66b52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.277211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061692/manifest.json
observed 4dedab151fe90dd0b3653b680527b969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.255952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061692/publication.md
observed 082f3b6b3e63f06e7fc7a61d07c82817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.235057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061692/publication.txt
observed b28d26516386e9fc6313aa017473a767...
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.