OpenTechnical

OT-2026-000040675

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000040675) never changes.

Identity and time

Publication numberOT-2026-000040675 · never reused
Internal UUID01a0ae79-6d0e-7788-a400-76cfab241856 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040675
StatusPUBLIC

Content hashes

Canonical text9b9bd2242b5c7e9ceb86c7b3c4595dca994447b9ee60223f0cd590ed4b3092ce
Markdown42f9d3d55833dac0e1ae0da814e907f7ddb51e756f81d3204ee133906746d783
PDF
Publication pageba0d24b30e766863c17d6e4048c87daef36013fdbc6b00ae5fe3f61dd94b70e8
Manifest3591f25eb9118938ce998d9e42b801037921fa74fb236c0ef3a66d278f171005

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
SignatureyKww1Bph+B7AGoTLVsL3uP3GWOLFDmLFJ4siKNLV65IFQeCius1EUqLwu3OLw9JvrjId/c5ki7iGbwRyEG4WCg==
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

2026-09-17T11:17:52.151673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040675
observed ba0d24b30e766863c17d6e4048c87dae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:52.135405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040675/manifest.json
observed 3591f25eb9118938ce998d9e42b80103...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:52.118036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040675/publication.md
observed 42f9d3d55833dac0e1ae0da814e907f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:52.100914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040675/publication.txt
observed 9b9bd2242b5c7e9ceb86c7b3c4595dca...
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.