OpenTechnical

OT-2026-000020610

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000020610) never changes.

Identity and time

Publication numberOT-2026-000020610 · never reused
Internal UUID01a0ae6f-65e1-7d46-afcf-7f99d81e50d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:31.316024Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020610
StatusPUBLIC

Content hashes

Canonical textd846ad42a2106693a302940b04786f2e7418fdb5d1db3cf4c8c85aef8edbd71b
Markdowne3c07948ea4e921870389c027dffb6bdc5618b87256360d758f9c2856e318924
PDF
Publication page2eacc58a6467f1b0c78c223b66d3fc288acefe38ec46ccb391258de0318bb088
Manifest5cb2006fe19d8222b8ed0c5fd585b4e16ff6a948658ae45dabca14b5c08af26b

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
SignaturetHPIX1+sQj89hI/Io7gDtwcSxeYQk0J9/AWW+8tCrE0cEN5voirz/C3AN7jQjp1xZt2M/obq2auQsGnMWL2pAg==
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

2026-09-17T11:55:33.258908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020610
observed 2eacc58a6467f1b0c78c223b66d3fc28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:33.241328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020610/manifest.json
observed 5cb2006fe19d8222b8ed0c5fd585b4e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:33.225900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020610/publication.md
observed e3c07948ea4e921870389c027dffb6bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:33.209124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020610/publication.txt
observed d846ad42a2106693a302940b04786f2e...
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.