OpenTechnical

OT-2026-000088135

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000088135) never changes.

Identity and time

Publication numberOT-2026-000088135 · never reused
Internal UUID01a0ae9b-1aa8-7079-a8cc-129417561783 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088135
StatusPUBLIC

Content hashes

Canonical text4dd300dc416e81ccd4e1bd0a699dc30f0de59dd0fa7773acf7a5b4763474589a
Markdownc6fd05abca243f0f64782bcda7e2a100b2db28d8a16e50a1161776c70608bc0f
PDF
Publication pageef6336e0879be624e52d50086dc7d32f5f7e03109d2ddbcebe54454c2249329c
Manifestd53eaf7c81b1873ff272aee42b809010231810cffd63c6bf4e12d4357d191c23

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
SignaturezW7Ts0rieTP6O6nX/OlJVh6Pkts7AoJyohSr/p4iGIRiC45dAXBVlAqk6sQFZtM67ztA6yD6MN9csdcgGdNTAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:10.156123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088135
observed ef6336e0879be624e52d50086dc7d32f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:10.136918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088135/manifest.json
observed d53eaf7c81b1873ff272aee42b809010...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:10.115919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088135/publication.md
observed c6fd05abca243f0f64782bcda7e2a100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:10.098542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088135/publication.txt
observed 4dd300dc416e81ccd4e1bd0a699dc30f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.438618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088135
observed ef6336e0879be624e52d50086dc7d32f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.415902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088135/manifest.json
observed d53eaf7c81b1873ff272aee42b809010...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.393728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088135/publication.md
observed c6fd05abca243f0f64782bcda7e2a100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.369417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088135/publication.txt
observed 4dd300dc416e81ccd4e1bd0a699dc30f...
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.