OpenTechnical

OT-2026-000076256

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000076256) never changes.

Identity and time

Publication numberOT-2026-000076256 · never reused
Internal UUID01a0ae94-6a6f-76e6-9012-e549ff6542a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076256
StatusPUBLIC

Content hashes

Canonical text1e16d4fe74ddd7881e691de6ed16a70fa51c9532db9bfd86eb91334b2560a471
Markdown8bb84e7870059b8f3f1db3fd8a058058437155cbba47b1a6350035d2aeb00d33
PDF
Publication page069dccf3064e95d018848963e5e5f7976f8ecbace404c6864b423a296903df2c
Manifeste5a9a3262b9517726d348c683316d17383ac26d19f4d3fa5af771885406bf4c2

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
SignatureqRbh3sJQq3WRWlOQSXmKseDTBlfiN6Hif2/x2oFJSmDs7JsnErDfx0B2MJBDg+gcaWEdXZzWrr5/2iSNMHOTCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:11:50.018794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076256
observed 069dccf3064e95d018848963e5e5f797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:49.997566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076256/manifest.json
observed e5a9a3262b9517726d348c683316d173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:49.976224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076256/publication.md
observed 8bb84e7870059b8f3f1db3fd8a058058...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:49.954996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076256/publication.txt
observed 1e16d4fe74ddd7881e691de6ed16a70f...
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.