OpenTechnical

OT-2026-000027110

Publication integrity record

Foam pad vacuum gripper, single stage ejector, 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-2026-000027110) never changes.

Identity and time

Publication numberOT-2026-000027110 · never reused
Internal UUID01a0ae72-3454-78cb-a696-898cd8711661 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027110
StatusPUBLIC

Content hashes

Canonical text6b9a7fc457e814fd98e97f81e0ab051b930872f4936c6344ee41d76c056c44f9
Markdown57aa8bf778c49b2cd36385da9d4bef43f93ce1abd107664517fd71d691345cd8
PDF
Publication pagec2a026b3694013bf16f2d4ba195c35d680b125675e0b2cbcacd63568f6b57ce4
Manifest929238c86cddc9b9a9be9bfcfa51aa7b721ad2fe9d19762d2902eeadfe1e887c

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
SignaturesZVrO42RO6J7084w8nT635dRP/1Mv+sgduj5qbNRpxPKoUBcKhaLqmocOVqbXjWumGLzQHpXywIwtgQoglXECA==
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

2026-09-17T11:43:52.861914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027110
observed c2a026b3694013bf16f2d4ba195c35d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:52.842443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027110/manifest.json
observed 929238c86cddc9b9a9be9bfcfa51aa7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:52.825629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027110/publication.md
observed 57aa8bf778c49b2cd36385da9d4bef43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:52.805903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027110/publication.txt
observed 6b9a7fc457e814fd98e97f81e0ab051b...
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.