OpenTechnical

OT-2026-000046745

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000046745) never changes.

Identity and time

Publication numberOT-2026-000046745 · never reused
Internal UUID01a0ae7e-d0f3-7547-90ff-813ac725bc38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046745
StatusPUBLIC

Content hashes

Canonical text08d67b2c92b4783f45d85ddb2826b3efedd7c66bc7ef598b0529c65df8311f07
Markdown108d7352691b6156316284cf8a2a62e5e3367ce3910823f2d2fd0ea0f76c2c31
PDF
Publication page40fa733db9c35c12216d1d7878416b8825e597fe40e646ce075042ef268c70c0
Manifest6efa929b1e102ad06fdade4004eafc1ef2f1693662fade3de22e124e4c9da760

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
SignaturemSYEsQE7S5UhFZ2SKmUpQYmx5pqsb5prPP06ccHfKKRjgZ4DgdGs7sFCST2cqalEP2lg9//spZOZGm6LJCumBw==
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

2026-09-17T11:06:48.529944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046745
observed 40fa733db9c35c12216d1d7878416b88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:48.512113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046745/manifest.json
observed 6efa929b1e102ad06fdade4004eafc1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:48.492405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046745/publication.md
observed 108d7352691b6156316284cf8a2a62e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:48.472919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046745/publication.txt
observed 08d67b2c92b4783f45d85ddb2826b3ef...
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.