OpenTechnical

OT-2026-000024754

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained 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-2026-000024754) never changes.

Identity and time

Publication numberOT-2026-000024754 · never reused
Internal UUID01a0ae71-2726-7781-a41a-f64b1858dc0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024754
StatusPUBLIC

Content hashes

Canonical text3100e3ba151acf12cd8bbd998495c65671fdb492e0449d5e97cafefc7131c4ef
Markdown3f51a41d2ca0d72ffaf97f4b43825260f4ebe079a69b0e5e09f662fe4db8e133
PDF
Publication page06d3d514de29e22ccbbc0955279adfcf2f2bcb462fc4027846a4f818a6014ec1
Manifest4ca62fb9a8e5fa61586574529e6ab1b0a3a308ef15c107bd7085cfcc7ee103a5

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
SignatureFPiU6yI8oLTvhR2HGOTBlajQkuwddvvLMEja3CRmhyzLwsjk6X3NNIitARhiCEhFzkmPLzMtLhO58b4h7K6mBg==
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

2026-09-17T11:48:00.780773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024754
observed 06d3d514de29e22ccbbc0955279adfcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:00.760003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024754/manifest.json
observed 4ca62fb9a8e5fa61586574529e6ab1b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:00.737439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024754/publication.md
observed 3f51a41d2ca0d72ffaf97f4b43825260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:00.719816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024754/publication.txt
observed 3100e3ba151acf12cd8bbd998495c656...
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.