OpenTechnical

OT-2026-000038604

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line 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-2026-000038604) never changes.

Identity and time

Publication numberOT-2026-000038604 · never reused
Internal UUID01a0ae78-2d54-7172-b577-56b4a6d5dbe9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038604
StatusPUBLIC

Content hashes

Canonical text1a338d79fcdb91c321ffa2bdd76f3a7d858c1b9f59c0462dc895f1357a98a486
Markdownc939a9a23da473298b665a4a2a1a92ca4fa210b00dadd0cb68acafc050e7f05c
PDF
Publication page8f558dd23be6759cf88454b089ab898a7b33bfefe4fcba860dd36700936c70d5
Manifestd1d9563a78ccb62b5c68cea2518218449d1eb1b2b67410a1f4eaef5ed0ca1c71

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
SignaturerJxXJN0sIei+K20h23DOuMYGSwh9Stvxikdvsx69aTdRl2Pl85FxyN2U+J+gaI71gSX9tLuH5lKAWZ2sCoCbCw==
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

2026-09-17T11:22:53.550244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038604
observed 8f558dd23be6759cf88454b089ab898a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.531234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038604/manifest.json
observed d1d9563a78ccb62b5c68cea251821844...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.513939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038604/publication.md
observed c939a9a23da473298b665a4a2a1a92ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.493215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038604/publication.txt
observed 1a338d79fcdb91c321ffa2bdd76f3a7d...
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.