OpenTechnical

OT-2026-000051620

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000051620) never changes.

Identity and time

Publication numberOT-2026-000051620 · never reused
Internal UUID01a0ae83-7c82-7397-8663-e42bff59310e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051620
StatusPUBLIC

Content hashes

Canonical text3d2173b9fc10d3ecda45cb405097d822ffb7f94caa4d7b24c3b1f2ddf16a6016
Markdown32b23c9fd0ff092539b3a275e2be53f546eb6c681202f2d199c5da08b3f892d1
PDF
Publication page8fc35f3dbe0e1a354616be41d9338f911dba2cac6d78cbe2ede6a3a7cea3c684
Manifest4802a6c79a1ad3f89eb23723c26b6a14b3a7c5d68668872f5c501c6dc62b062e

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
SignatureZ+u2cWOYiptziLbsV5WVUFh3UH71ftvvrkEQA5DM1rDB5u3WSgCEJ+mYjLIi7BQ8lHf7hOrbnjYOpgiTMIjyBA==
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

2026-09-17T10:58:28.568130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051620
observed 8fc35f3dbe0e1a354616be41d9338f91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:28.550793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051620/manifest.json
observed 4802a6c79a1ad3f89eb23723c26b6a14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:28.534028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051620/publication.md
observed 32b23c9fd0ff092539b3a275e2be53f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:28.516764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051620/publication.txt
observed 3d2173b9fc10d3ecda45cb405097d822...
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.