OpenTechnical

OT-2026-000038043

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000038043) never changes.

Identity and time

Publication numberOT-2026-000038043 · never reused
Internal UUID01a0ae77-f88b-7233-b069-38e5a73785a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038043
StatusPUBLIC

Content hashes

Canonical textfe33f967a7a8d603117cf53c075ff49cc8c70fbb09102b35484cc46faef00e2f
Markdown7a382d30dc81106a9e087916078624a35439c0d2109cd8fddbcccd1cc56e65bf
PDF
Publication page9501ca021aa4ad6968a2751597f589e30da93f3e123de4b793e9afa5b8c7d1ac
Manifest2412b588ab03f6dac7dc22e89513d77d6e7b547c8edaf3dee3f22de174710fa5

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
SignatureCdir/cayvYcD/dyjViXCO/H1WZmcslte6RfmY3bNIlgNBO8su9LPnZyjNIcyVTcbovWBJ7Sa1ngeeMZu0CcGCQ==
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

2026-09-17T11:23:21.503346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038043
observed 9501ca021aa4ad6968a2751597f589e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.486229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038043/manifest.json
observed 2412b588ab03f6dac7dc22e89513d77d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.468216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038043/publication.md
observed 7a382d30dc81106a9e087916078624a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.447055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038043/publication.txt
observed fe33f967a7a8d603117cf53c075ff49c...
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.