OpenTechnical

OT-2026-000023664

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000023664) never changes.

Identity and time

Publication numberOT-2026-000023664 · never reused
Internal UUID01a0ae70-aed4-7ca0-bf0c-6cff623fda0b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023664
StatusPUBLIC

Content hashes

Canonical textcb4bee2915d9e8f223942b154b983647f2fa1b9c5590d705d00406300ade1c03
Markdownd5a4df5297f6dd0078e2a1d981f7ee4fb1bd9b5e36a32132c715f055d8fefb2c
PDF
Publication page914ade7adf8326c53d59e5dbae90b265b91c4e6456032e525b8559a35a631fdb
Manifesta5cd2b53d39b493f2e3fa8bdbb2095248b996d52f5ede9bd9ccededa2c71d33f

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
Signature3x15lj7wiSl/WPhyr/dQq7FrScrl6rvmBGi8+oMek/HkDY+CVyRlHq+7n0PH8P1uxf49uCK2g5L/WGmmbSolBw==
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

2026-09-17T11:49:58.925936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023664
observed 914ade7adf8326c53d59e5dbae90b265...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:58.906637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023664/manifest.json
observed a5cd2b53d39b493f2e3fa8bdbb209524...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:58.887012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023664/publication.md
observed d5a4df5297f6dd0078e2a1d981f7ee4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:58.869958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023664/publication.txt
observed cb4bee2915d9e8f223942b154b983647...
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.