OpenTechnical

OT-2026-000009723

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000009723) never changes.

Identity and time

Publication numberOT-2026-000009723 · never reused
Internal UUID01a0ae6b-7564-7662-9122-f7c940ac9e66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009723
StatusPUBLIC

Content hashes

Canonical text2f0ff1f9303953891135021de9a095137a97e5196374c09ba084ff534862e4ed
Markdown90bfa9692d614334cca2a3a5538e4493d218628779b3bf9199d84886bbd7c125
PDF
Publication page29107a07dcdfc1cbdd660b0afe7368886486b83d860433e2a8916afe20a51a1c
Manifest20ab97dd24df43b9e381168de8049174365691bf67dca6509cbbb6d90d20b896

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
SignatureLiqzrGXS0ET3knpOIuUeUlvfykS8JQkUgz5bvJdoXTh12FShEKOuQ12DgMBh805HGwbZQRQMyY5UoB5Fx1IDAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:13.207651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009723
observed 29107a07dcdfc1cbdd660b0afe736888...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:13.189513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009723/manifest.json
observed 20ab97dd24df43b9e381168de8049174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:13.171590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009723/publication.md
observed 90bfa9692d614334cca2a3a5538e4493...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:13.151795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009723/publication.txt
observed 2f0ff1f9303953891135021de9a09513...
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.