OpenTechnical

OT-2026-000077084

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000077084) never changes.

Identity and time

Publication numberOT-2026-000077084 · never reused
Internal UUID01a0ae94-f507-7272-962c-4c5e86a828ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077084
StatusPUBLIC

Content hashes

Canonical text9627f084a94f49029d00bea1e1fd870047e06540a6d35a687f48869731b38b91
Markdownaf8a5be8c840ee75645fcb089b1896c339f71b4df7da954f2ba28d97ac487463
PDF
Publication page13afdb8c998eab997fe31554cdc23d6b1fa201ce3ee9a10e3655aee5bc8952ee
Manifest5f944e3316b8de82edca030b57d9028cb55d8ab456df5bca432bf5f48bdcb284

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
SignaturebS51v/DJmrJWmZBd/3UgKRltRtN4fTb7MYclNiNwCZRuQdU8V1sxpbV6yyHQI+dxlTjo95p6+1NuzOV0Cq8tDg==
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

2026-09-17T10:11:29.235993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077084
observed 13afdb8c998eab997fe31554cdc23d6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:29.218297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077084/manifest.json
observed 5f944e3316b8de82edca030b57d9028c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:29.200345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077084/publication.md
observed af8a5be8c840ee75645fcb089b1896c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:29.053588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077084/publication.txt
observed 9627f084a94f49029d00bea1e1fd8700...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:32.494191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077084
observed 13afdb8c998eab997fe31554cdc23d6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:32.474577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077084/manifest.json
observed 5f944e3316b8de82edca030b57d9028c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:32.457023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077084/publication.md
observed af8a5be8c840ee75645fcb089b1896c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:32.438281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077084/publication.txt
observed 9627f084a94f49029d00bea1e1fd8700...
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.