OpenTechnical

OT-2026-000088126

Publication integrity record

Foam pad 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-2026-000088126) never changes.

Identity and time

Publication numberOT-2026-000088126 · never reused
Internal UUID01a0ae9b-1aa8-775a-acb7-a91b872cbbcd · 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-2026-000088126
StatusPUBLIC

Content hashes

Canonical text5b81d485b927484b039c32931d643b74b7a516de41c9e12e097320343bf18980
Markdownccc20b4f1758debfa097ea2219824f6494a202c5775127104bbaf8c913d25729
PDF
Publication pageeb99e2eba4c37fbcf2ee5b565e583f08afa6d0372d2d18c5735d7b07324f1cf4
Manifest68f7280d59f6b434a642995423be5de43463b47c624038a191dff3777fd82ff8

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
SignatureByfsJz2XMclvg6fbXXuxkt0V3ztPBOc/J/ySI3c4Eky5xhee5s3Prt8SDxmgK9hnc2oJRc6o25CnYAXFQTRfDA==
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

2026-09-17T09:50:09.317117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088126
observed eb99e2eba4c37fbcf2ee5b565e583f08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.297754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088126/manifest.json
observed 68f7280d59f6b434a642995423be5de4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.279469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088126/publication.md
observed ccc20b4f1758debfa097ea2219824f64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.258419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088126/publication.txt
observed 5b81d485b927484b039c32931d643b74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:07.160068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088126
observed eb99e2eba4c37fbcf2ee5b565e583f08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:07.139736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088126/manifest.json
observed 68f7280d59f6b434a642995423be5de4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:07.123272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088126/publication.md
observed ccc20b4f1758debfa097ea2219824f64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:07.104862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088126/publication.txt
observed 5b81d485b927484b039c32931d643b74...
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.