OpenTechnical

OT-2026-000027330

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three 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-2026-000027330) never changes.

Identity and time

Publication numberOT-2026-000027330 · never reused
Internal UUID01a0ae72-6997-7788-929e-f3bbd9ae692c · 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-2026-000027330
StatusPUBLIC

Content hashes

Canonical text7a15f3bd76df145546e04719a772a0dcf2feff374388885b0cb7540ddb2ee2c5
Markdownb85c3d672d843a80d30888e9e27128a08263d566b708af8ce7a2d040eff906f7
PDF
Publication page3d4fb6412e3a64a2163f850ff8495bc8881aa64a5459e4fb1751e1ec1ad821fb
Manifestaacc74f42462391698a7d7dee555a0ba88c28329774652a7287d1d2eba12706a

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
SignatureRmpbhyoSj3zjTCMkqNsjlPtqLdcs+Avvg+8oUWYXmaXpJG6oW1/ijA7nnAEd8cXHVogBtMAU0Okipa0dsHy6Aw==
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

2026-09-17T11:42:43.751710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027330
observed 3d4fb6412e3a64a2163f850ff8495bc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:43.733234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027330/manifest.json
observed aacc74f42462391698a7d7dee555a0ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:43.713450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027330/publication.md
observed b85c3d672d843a80d30888e9e27128a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:43.695054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027330/publication.txt
observed 7a15f3bd76df145546e04719a772a0dc...
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.