OpenTechnical

OT-2026-000017982

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000017982) never changes.

Identity and time

Publication numberOT-2026-000017982 · never reused
Internal UUID01a0ae6e-96fc-7d43-a815-61c336c8e760 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017982
StatusPUBLIC

Content hashes

Canonical textda346467fa75ef24b94bdb7c3416a6044c7d837ac0af94bf524a5bac84dfac9d
Markdown1842eb7f77bede92ae95691b73d22f2fbe76348b5407b64a07f07647dd0c4172
PDF
Publication pagefe451d948f2f055745e5fa2d617e8fed47503d664c8c78963fd7c66be9cb4470
Manifest0c87ddd2dd5847df67ea11750b7cbf6a33e68c639e7b0232f7db9ccf3f824bf3

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
SignatureNjGK81W/zWTsHSwlR/8EBUYkClIZt7xoU6ubThDLbYBL7Mi+bbXlYKZYiR/m83KQLbPnnCuqeS2LBtn2gR/zAg==
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

2026-09-17T12:01:59.966928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017982
observed fe451d948f2f055745e5fa2d617e8fed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:59.949965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017982/manifest.json
observed 0c87ddd2dd5847df67ea11750b7cbf6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:59.931792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017982/publication.md
observed 1842eb7f77bede92ae95691b73d22f2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:59.915934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017982/publication.txt
observed da346467fa75ef24b94bdb7c3416a604...
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.