OpenTechnical

OT-2026-000039113

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000039113) never changes.

Identity and time

Publication numberOT-2026-000039113 · never reused
Internal UUID01a0ae78-9673-7932-b90f-3305746843aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039113
StatusPUBLIC

Content hashes

Canonical text34e1f0e8e43f5e4f9939ee969ef7ef8ef5a869928055796f0dbfa473fb7e728b
Markdownba57e0b314a336547cd97f7d6eb20671755d195c7306c68101b23b4aa57519bf
PDF
Publication pagef417c7e38b6768b14df343d1b4ad9386f5b997ad05719faf43b7b64a776398a2
Manifest9a9ef8560418d7fc426722c19f4dc528bd104cd16140910edb17dbd1714b08da

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
SignatureCdtS6H40Hj09/N+7qck+8kJZQQ4XpVVYzG3cbShxJE9fL8LTB4waQht5upX4nv/ClUl/zMwP/fz5ggevhS/CAw==
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

2026-09-17T11:20:36.356621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039113
observed f417c7e38b6768b14df343d1b4ad9386...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:36.339768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039113/manifest.json
observed 9a9ef8560418d7fc426722c19f4dc528...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:36.322608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039113/publication.md
observed ba57e0b314a336547cd97f7d6eb20671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:36.302787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039113/publication.txt
observed 34e1f0e8e43f5e4f9939ee969ef7ef8e...
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.