OpenTechnical

OT-2026-000020585

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000020585) never changes.

Identity and time

Publication numberOT-2026-000020585 · never reused
Internal UUID01a0ae6f-437c-7db4-a952-a5a41348906b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:22.507199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020585
StatusPUBLIC

Content hashes

Canonical textfacb17a038f1b5af27c51eb3bc163f3ade5a22007e8f01bb11062fba63a5aef5
Markdowna948c5e64bace442867de460a1accaba1c3fdff5c49e659e372398de909036c0
PDF
Publication page6e6c01421b3a662b99dc4e2a2d974a975467aac6eab468c18e4e8e8a40e295ca
Manifest480748e76c74faefe93335c66bc1cd300d791cbeb0a9d6063b6b02a230fa1f90

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
SignatureIXSrtpMvoxi+oC4dvR1Hi0hah0IzObq/88YBpYtFWApBBr73iJrKtmlTE3FraPp0tdoQldeo+lx3pTaxbscBDw==
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

2026-09-17T12:00:43.192182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020585
observed 6e6c01421b3a662b99dc4e2a2d974a97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:43.173851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020585/manifest.json
observed 480748e76c74faefe93335c66bc1cd30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:43.155171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020585/publication.md
observed a948c5e64bace442867de460a1accaba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:43.134845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020585/publication.txt
observed facb17a038f1b5af27c51eb3bc163f3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:37.451127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020585
observed 6e6c01421b3a662b99dc4e2a2d974a97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:37.433422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020585/manifest.json
observed 480748e76c74faefe93335c66bc1cd30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:37.414920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020585/publication.md
observed a948c5e64bace442867de460a1accaba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:37.396848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020585/publication.txt
observed facb17a038f1b5af27c51eb3bc163f3a...
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.