OpenTechnical

OT-2026-000027248

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000027248) never changes.

Identity and time

Publication numberOT-2026-000027248 · never reused
Internal UUID01a0ae72-6996-74e9-805a-44c643318cc0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027248
StatusPUBLIC

Content hashes

Canonical text3e92afa04ae24163cd537bf05d06a03b65bcf269fd1332f5ed6ab4d130662390
Markdownfe3a3996050df245826010120360ec193a7221a4e95392f5ab15889e9567c452
PDF
Publication pageeb907ea4102a63f5158c0f1f302326bc90d3a9ad484bf39a42273be8f52b3d6a
Manifestd51632bebe893fe631a69151726db8fcc8c1999c9ccf6a5c4bdecc04c55e9eac

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
SignatureBxEI31RPCgErdhDl03VtCdQSspZqSP8N4yUYXsF+aJ94QipV3IaKB8KYJog6Ko2ldbrrcaW4o82smRnBbN+7Dg==
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

2026-09-17T11:42:37.019593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027248
observed eb907ea4102a63f5158c0f1f302326bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:37.002000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027248/manifest.json
observed d51632bebe893fe631a69151726db8fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:36.983978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027248/publication.md
observed fe3a3996050df245826010120360ec19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:36.937690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027248/publication.txt
observed 3e92afa04ae24163cd537bf05d06a03b...
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.