OpenTechnical

OT-2026-000087127

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000087127) never changes.

Identity and time

Publication numberOT-2026-000087127 · never reused
Internal UUID01a0ae9a-9f2d-714d-b76f-ec3f11471981 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087127
StatusPUBLIC

Content hashes

Canonical text14ec04990626719504c8e3a5fdd04c180acf81fc13f3c42fd466f8b9c99f80d6
Markdown2d148c2aacadb96615e0ab54ed69df4da628a3f72ce49f19f88a457398220e1d
PDF
Publication pagee6c9e1c2b468e61276d81f37d015241308fd67c6c18a05ec4412e4136e9968d4
Manifeste0155f6aa71e5570ee425492de3d4d9afccae9fed61b2fa382905e337d66efe6

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
SignatureqTUk3IZP6BM8QASK7GSEgy0s35Q4F7ADb45/+sTGvbLHesnWzvV2iV8bdmCRdeh5+XgvgOBW86bnDaxMhYFsAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:23.419138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087127
observed e6c9e1c2b468e61276d81f37d0152413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:23.403086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087127/manifest.json
observed e0155f6aa71e5570ee425492de3d4d9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:23.386402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087127/publication.md
observed 2d148c2aacadb96615e0ab54ed69df4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:23.370111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087127/publication.txt
observed 14ec04990626719504c8e3a5fdd04c18...
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.