OpenTechnical

OT-2026-000014800

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, pulsed blow-off before 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-2026-000014800) never changes.

Identity and time

Publication numberOT-2026-000014800 · never reused
Internal UUID01a0ae6d-d094-759f-a281-fbfb2735e51c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014800
StatusPUBLIC

Content hashes

Canonical textbb17404bafe769217f46752eb83b4889a504cb87e2238b8bd0de6aa7e6d98b9b
Markdown2f196e40ab7e70b2b88b68224e248bab0b224c1d19c3d4c67b686cc77549a633
PDF
Publication paged382067ea53595661f624cd9542b81057cb65755cdf0632b1cf1521a827f3349
Manifest9beee848efd8d1197f08725ada10116098d3a232574ecf4f67fdafba8c38c022

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
SignatureJqI11EgFzd4vvsmFklewDySIdrwit/mp4tImFuuCAqkXtocDkHrZuK96KGHPzPyS7eJTRLJICzKWwj1kFtJyCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:06:41.793509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014800
observed d382067ea53595661f624cd9542b8105...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:41.774967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014800/manifest.json
observed 9beee848efd8d1197f08725ada101160...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:41.733575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014800/publication.md
observed 2f196e40ab7e70b2b88b68224e248bab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:41.690831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014800/publication.txt
observed bb17404bafe769217f46752eb83b4889...
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.