OpenTechnical

OT-2026-000051239

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000051239) never changes.

Identity and time

Publication numberOT-2026-000051239 · never reused
Internal UUID01a0ae83-273f-7b30-917e-3f813a8a1162 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051239
StatusPUBLIC

Content hashes

Canonical text442dfecb9a785d3738ae222eaa4b40071c0663827ceca95b0e16977fa104e6a9
Markdown696f785e57777b22bed93b4bac007afa7a7f156fc2f911c3ae2cb015c92515dd
PDF
Publication pageb74e198ae5b2284a38d3174faf00311a38494c48d4a5c9cd7a1352ca53631af9
Manifestd8537433b8d79018f74f64f6a7b154b852be022eaa02b172abb096bff97f8dc1

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
SignatureS/xjFqZxlrJMIrW40Q7AJTD3rmex5hK0oHlwHnnqu1plGv9iLGhPeQYhpsj6PZSwNaQdRXObveLyAJzgMF5+DA==
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

2026-09-17T10:59:01.971726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051239
observed b74e198ae5b2284a38d3174faf00311a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:01.953230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051239/manifest.json
observed d8537433b8d79018f74f64f6a7b154b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:01.934085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051239/publication.md
observed 696f785e57777b22bed93b4bac007afa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:01.917889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051239/publication.txt
observed 442dfecb9a785d3738ae222eaa4b4007...
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.