OpenTechnical

OT-2026-000018296

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000018296) never changes.

Identity and time

Publication numberOT-2026-000018296 · never reused
Internal UUID01a0ae6e-b489-7776-b115-d55fefa3c7e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018296
StatusPUBLIC

Content hashes

Canonical text0a7b794335dc5a057cff4083e88a8e907a0c7103f9ae655f0b42c4b8238815d3
Markdown9bf0888d9143a86f4156caf917e1249da88a35ec34777595a3fc365f75c48966
PDF
Publication pagef69f64a05001bf7a1ae0eee23b728857ce53e26c6d26cd64ae7329ad93dadd3a
Manifestb27187b80391de12f713292c50fbd6a6ca11cbf5b5e8bd47731c3cda0455753e

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
SignatureAUHX5mEYntUnBSSuO3Rawg/kGFIxsw8qqgRYcZqOSVKXtVAR6G/5uuM8+83iE42i3QL2X7OdAXI2HjlNdVWGBA==
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

2026-09-17T12:00:10.166760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018296
observed f69f64a05001bf7a1ae0eee23b728857...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:10.143949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018296/manifest.json
observed b27187b80391de12f713292c50fbd6a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:10.121470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018296/publication.md
observed 9bf0888d9143a86f4156caf917e1249d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:10.099408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018296/publication.txt
observed 0a7b794335dc5a057cff4083e88a8e90...
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.