OpenTechnical

OT-2026-000038588

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line 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-2026-000038588) never changes.

Identity and time

Publication numberOT-2026-000038588 · never reused
Internal UUID01a0ae78-2d54-7007-846b-3ab814e3a068 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038588
StatusPUBLIC

Content hashes

Canonical text737adabeafae8177914c61c3a30600387d348179e019a159c4f08862254d58de
Markdownb1e3938db630113c91ac7fec37ddc7216ba7a66ba585ceb69da3ab7a97de80cc
PDF
Publication page5220e3e29e913386463b1c5dc9171c2c9dbaa2d0f89440ba05df4416c278b876
Manifested25461156e1bb6f0df716339c3b3e589629ef605fd293bc586d429d8fa3daac

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
SignaturendO36jdNDpTduErVC/V4/xPzBHQh516aSahhH1ySHnWoXSuP0xb1OrLYWiADRbcoc/v7IXeiFmgmoCdzHrM7Dg==
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

2026-09-17T11:22:52.242190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038588
observed 5220e3e29e913386463b1c5dc9171c2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.223851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038588/manifest.json
observed ed25461156e1bb6f0df716339c3b3e58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.206035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038588/publication.md
observed b1e3938db630113c91ac7fec37ddc721...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.185284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038588/publication.txt
observed 737adabeafae8177914c61c3a3060038...
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.