OpenTechnical

OT-2026-000040608

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000040608) never changes.

Identity and time

Publication numberOT-2026-000040608 · never reused
Internal UUID01a0ae79-6d0e-7551-a314-e5cce07bcf7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040608
StatusPUBLIC

Content hashes

Canonical textabdeea1edeb2562ae03731fb17d28c8fa895bf908b9083fb8b42774311ff2eb9
Markdown9da0ec4868a8a43c05f82516913552c8f996be0851c95263905d178fec2b0a7a
PDF
Publication page1a8545ba1955843414607cd8f0967745c77ff81654c2b1770958eeb5abe76509
Manifest569c5450d2733a17ab74cacd3dfc7bc81e8c5f36304b4b889c0d2828a69f9640

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
Signaturegqh1yoZWR3txEz2kos7nsq5BfmTzn0sOnVzBEHeIo/kLVP8ylAV1O36bV/qSnoMbzOFImEp3WXpLwiONgvihAQ==
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

2026-09-17T11:17:47.057960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040608
observed 1a8545ba1955843414607cd8f0967745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:47.041268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040608/manifest.json
observed 569c5450d2733a17ab74cacd3dfc7bc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:47.022788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040608/publication.md
observed 9da0ec4868a8a43c05f82516913552c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:47.004378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040608/publication.txt
observed abdeea1edeb2562ae03731fb17d28c8f...
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.