OpenTechnical

OT-2026-000033240

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000033240) never changes.

Identity and time

Publication numberOT-2026-000033240 · never reused
Internal UUID01a0ae75-4845-77cc-86fd-e951ddd0006d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033240
StatusPUBLIC

Content hashes

Canonical text5115ce284d6050b25d09c4ab2980970dfa6a5adb4be430fa7936917b59f83e5a
Markdownf5c97f3517f9689dfddf34b95ead254e64f28216566bf48f94af0a6e4a9540fd
PDF
Publication pagec656c13fb32966031e722b4ec0128aa8d044153d917429b18414463c9726c1c5
Manifeste3b160e7b059e797b07d2c791c93a1791dd95f484edf81aed13bb4f7bc4b0834

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
SignatureQOgrOaFsDT3VC2CmEMyKZGIbN7dnXeoUrXZ2hulP7YYLOQa2hqRX/PchcA4QUaovFFyn6lDrax5UoXkDNV1mAw==
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

2026-09-17T11:32:56.919276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033240
observed c656c13fb32966031e722b4ec0128aa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:56.900366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033240/manifest.json
observed e3b160e7b059e797b07d2c791c93a179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:56.881231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033240/publication.md
observed f5c97f3517f9689dfddf34b95ead254e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:56.855612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033240/publication.txt
observed 5115ce284d6050b25d09c4ab2980970d...
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.