OpenTechnical

OT-2026-000041839

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000041839) never changes.

Identity and time

Publication numberOT-2026-000041839 · never reused
Internal UUID01a0ae79-e8a5-7efd-be8e-ea86f7d4f963 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041839
StatusPUBLIC

Content hashes

Canonical text73d58580a1f8ff331ce243cefe409943dacf94fbb8b67e676b0c48f1ad6f57bd
Markdown43f8753ef1444483c1c31e667c92082436576b34177541a5637ff768bc313ef5
PDF
Publication page990068943e3f234fbc04d96b08382cb69a5358941406a8785ebe39923ac21c7d
Manifest8d2ec7a7c9464fca0cadc703a12bf5b50586591a27ffa3efe8550eeb1d4a23f2

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
SignatureV/Caf8NqQUKEnHxYaOEpb02K7IrmhXjnvnF7zTZJr6cj4oHu+ZdJ/ZFMKUVR0u+h1xoLe0/FWysRM/jbbQ4VCA==
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

2026-09-17T11:16:42.351899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041839
observed 990068943e3f234fbc04d96b08382cb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:42.334576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041839/manifest.json
observed 8d2ec7a7c9464fca0cadc703a12bf5b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:42.316735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041839/publication.md
observed 43f8753ef1444483c1c31e667c920824...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:42.297823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041839/publication.txt
observed 73d58580a1f8ff331ce243cefe409943...
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.