OpenTechnical

OT-2026-000026561

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000026561) never changes.

Identity and time

Publication numberOT-2026-000026561 · never reused
Internal UUID01a0ae71-f4a9-77ff-b35e-93cc64c88c91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026561
StatusPUBLIC

Content hashes

Canonical text2922b59cdaacdaa17fe3b2cd197009664a4c4361d2caf8b60828ac7dda53ff21
Markdown75f4005a40657c7e580504a0c8786d1a7a831eaa7de4247bbfc7c8675ba25d5e
PDF
Publication page9a00163008d4dc92040f2abaafbfa298526563d34986a33903c3ddf0ed0ff232
Manifest146fd9d4255c7ffda39c6eb119e8187c0d3b75ccf4c919273c993b29562a7d9f

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
SignaturewJtTTTbPalpMZJzCgoAJD3K48Hi0nH7ga1rhhgFeurRV++lrEFIFuBAT1ePIrURSf5FjLj4nr19pGwXngxhVAA==
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

2026-09-17T11:44:41.444676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026561
observed 9a00163008d4dc92040f2abaafbfa298...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:41.427758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026561/manifest.json
observed 146fd9d4255c7ffda39c6eb119e8187c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:41.409885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026561/publication.md
observed 75f4005a40657c7e580504a0c8786d1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:41.392168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026561/publication.txt
observed 2922b59cdaacdaa17fe3b2cd19700966...
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.