OpenTechnical

OT-2026-000099379

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold 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-2026-000099379) never changes.

Identity and time

Publication numberOT-2026-000099379 · never reused
Internal UUID01a0aea2-c973-7f17-9e0d-22d2a4d11db7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099379
StatusPUBLIC

Content hashes

Canonical text4142e16abd6fa9b5a8170b5d598a06036013422e9cad70c2ba734acc1cbdf633
Markdown6a91600a01a3b7230950463b3ccf44a42145006d73ec6792a9db3b2bb407fc8c
PDF
Publication page97b653c5f78d332839f322170cb6c61d4a1a7f54026b8339d06381bccae26aa9
Manifest47e9f901dd509b34cd106075253f5e76eb9d00f712e0c9fae0d994f1619c7126

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
SignaturenHDv4G0mIgPMmq9FfDBDvXWZxN6kwQX1PsoUbDIRVfJlz5m8lYdt4/qOv/vHh2NV6TN3MKq3M9U/7lYqex57Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:08.262660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099379
observed 97b653c5f78d332839f322170cb6c61d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:08.244360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099379/manifest.json
observed 47e9f901dd509b34cd106075253f5e76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:08.225298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099379/publication.md
observed 6a91600a01a3b7230950463b3ccf44a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:08.206108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099379/publication.txt
observed 4142e16abd6fa9b5a8170b5d598a0603...
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.