OpenTechnical

OT-2026-000011271

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000011271) never changes.

Identity and time

Publication numberOT-2026-000011271 · never reused
Internal UUID01a0ae6c-5410-7a98-bf4c-afb9faf716a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011271
StatusPUBLIC

Content hashes

Canonical text881f4d0f436bf95b3dff4943944f89d09c6305089faf0bba4a81404f5ed0f621
Markdown0156a020bf9a2e6a38c8029222b69f7bf42d3a2ae966bdd31a7d48b5765e5c2f
PDF
Publication pagee01823a9ac6b5360734ebc101bab26859b3b12a055bec72e05ec4a31d3ae7a78
Manifest582c28df16eda5c61b6a9c54a8a1df1e490f156c8a61fe3762320d4e4f0a8048

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
SignatureorQgVcnwnzBV9aIfn2RvsQXm/JHOwyBTm3F9TlxEFFBmPhBMMqxO1D10QmYnHdIyO7FnOyHVXmS+rOqbS3M/Bw==
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

2026-09-17T12:14:14.690912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011271
observed e01823a9ac6b5360734ebc101bab2685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:14.670152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011271/manifest.json
observed 582c28df16eda5c61b6a9c54a8a1df1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:14.651195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011271/publication.md
observed 0156a020bf9a2e6a38c8029222b69f7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:14.632716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011271/publication.txt
observed 881f4d0f436bf95b3dff4943944f89d0...
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.