OpenTechnical

OT-2026-000037851

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump 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-2026-000037851) never changes.

Identity and time

Publication numberOT-2026-000037851 · never reused
Internal UUID01a0ae77-f889-7b6a-83ea-66aead55accd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037851
StatusPUBLIC

Content hashes

Canonical text5d816f29aaaea225c817bef0b519f8073b9c5033cb2943bb36f13f8b8ce29c9e
Markdown53519ebb0e59ff65b05b5b9ba3f6ce96761f4ad88d4f4ed735df2e843b0db227
PDF
Publication page22c4eb1bd5b0eac72532522572d8c0bcf0035905eb65516cee5e73062b478342
Manifestcbcf89e907d7cd06b186d15c1ef017fdbf3c32e49b99fdb7396cf020b4cf2db8

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
SignatureIZRExIZHCXWvO2WG+O43iuqyF91Qr4xdDcwyQfF/B+00wqw/Cn+28UFj76JMmApYp9udO8rpoYIJHCmOZsN7BQ==
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

2026-09-17T11:23:06.502214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037851
observed 22c4eb1bd5b0eac72532522572d8c0bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:06.485666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037851/manifest.json
observed cbcf89e907d7cd06b186d15c1ef017fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:06.468630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037851/publication.md
observed 53519ebb0e59ff65b05b5b9ba3f6ce96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:06.452762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037851/publication.txt
observed 5d816f29aaaea225c817bef0b519f807...
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.