OpenTechnical

OT-2026-000044055

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump 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-2026-000044055) never changes.

Identity and time

Publication numberOT-2026-000044055 · never reused
Internal UUID01a0ae7b-d679-7085-afa6-2136f9dc47f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044055
StatusPUBLIC

Content hashes

Canonical text51f4afd970e2e4414de6ba0d9c9691b0845a7084cd6b0c62a525f8e90d99f673
Markdowna887dc291928cff85340bc724b8387c7be9469b974c856a287133acb0008559b
PDF
Publication pagecd5e45577081f184249d2ba9b2cda49e65eb32e4b808dfe16557822cc87c19f2
Manifest49ced4456aa327cee5a2b7acd3fef589ae815fbd4e276040a29c7e08c2482120

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
SignaturerXcdywAMg5Qxx23kDO67QZU5hSLyGoJhxjnFySbPIw9Bkc25Src1w7fqBKpg6dl/iNDlMZ7Y6QjN5ZclYdFpDg==
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

2026-09-17T11:12:27.033117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044055
observed cd5e45577081f184249d2ba9b2cda49e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.016873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044055/manifest.json
observed 49ced4456aa327cee5a2b7acd3fef589...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:26.998792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044055/publication.md
observed a887dc291928cff85340bc724b8387c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:26.979910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044055/publication.txt
observed 51f4afd970e2e4414de6ba0d9c9691b0...
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.