OpenTechnical

OT-2026-000050084

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000050084) never changes.

Identity and time

Publication numberOT-2026-000050084 · never reused
Internal UUID01a0ae81-fd79-7a37-b324-2a4db46b93c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050084
StatusPUBLIC

Content hashes

Canonical texte29ef0223231bdad59267ff12c0a572fa21481f5f3cce2276b7b2f412f58fad9
Markdownd8373865f6b92991f668f0fb5deefd9d1636faf9ca96041427001dff06daff23
PDF
Publication page5e1680cf74770630061d209dc1c8014daafe05f793648e2ecbb634d98cddc6dc
Manifest740bf967a67b6525822edbe5edfaaa63933f41382e807b45dfbcca4359ac91f9

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
SignatureOiocxYnVb3gDkhk75TO7A9NpVICTyoIPou8vucqNshPeZVaJvhDaRI7GoipwuAVupOHyi7hEtO/GSHjGTyzEDw==
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

2026-09-17T11:02:04.773011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050084
observed 5e1680cf74770630061d209dc1c8014d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:04.754340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050084/manifest.json
observed 740bf967a67b6525822edbe5edfaaa63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:04.737186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050084/publication.md
observed d8373865f6b92991f668f0fb5deefd9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:04.717937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050084/publication.txt
observed e29ef0223231bdad59267ff12c0a572f...
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.