OpenTechnical

OT-2026-000099203

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000099203) never changes.

Identity and time

Publication numberOT-2026-000099203 · never reused
Internal UUID01a0aea2-8288-7479-9f8e-f76d1b4b45eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099203
StatusPUBLIC

Content hashes

Canonical text506893ffe79f47fc9162683671c860b0c205a784d408b88c11e5927d9633ff9a
Markdown0ab59b4979de6029eeae22985340d0f47e1151bb91594caa3b0cc4064eb37c3d
PDF
Publication paged139a91e6bf05039d57f877d616fe58315fbb3637ca811324ee5fc1b4c6c90ff
Manifestf7f2655d8a32a63881d168fe75f3bc0a8c36375261574e1fde8ca60b7e2a1769

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
SignatureYqBuvxF+8lm6F1vFAuiAg19rcZC3sA8q04OTUmlB4SSuXW12EaJbGxlCExuEmYQxgXi/WWPaO9waDedRUtbYBw==
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

2026-09-17T09:30:35.721812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099203
observed d139a91e6bf05039d57f877d616fe583...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.701425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099203/manifest.json
observed f7f2655d8a32a63881d168fe75f3bc0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.682695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099203/publication.md
observed 0ab59b4979de6029eeae22985340d0f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.665551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099203/publication.txt
observed 506893ffe79f47fc9162683671c860b0...
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.