OpenTechnical

OT-2026-000025236

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold 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-2026-000025236) never changes.

Identity and time

Publication numberOT-2026-000025236 · never reused
Internal UUID01a0ae71-5fa6-7036-ab97-497bbef7a316 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025236
StatusPUBLIC

Content hashes

Canonical text3063321d63ac7a115fa1e2a03f9aff49b1e9c608a31d6722ee18ec0bb4b64561
Markdown0e15454993f99008ba02b175cae0f75f0e0f3f0909f726dd08f01e0cb34c5996
PDF
Publication page1fd0f943162b689536cf9792e842a721222c0ab334edb94ca65a17f5e0b66f0b
Manifest1045f1946bd25138c146b6fee80f16adf8f01566b59e99ffe675db46a44d1ac4

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
Signaturex9H4eGJKuWOtRYDZadyx2CXlAhPHi3L4cmQQ+7hQHZyBLrow70Pk3C6GRm99rhcfvYRRxKnoIR0iAa9TEEkvCA==
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

2026-09-17T11:47:14.795086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025236
observed 1fd0f943162b689536cf9792e842a721...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:14.778475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025236/manifest.json
observed 1045f1946bd25138c146b6fee80f16ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:14.759601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025236/publication.md
observed 0e15454993f99008ba02b175cae0f75f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:14.741909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025236/publication.txt
observed 3063321d63ac7a115fa1e2a03f9aff49...
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.