OpenTechnical

OT-2026-000010836

Publication integrity record

Four cup vacuum gripper, four zone face, pump fed, supply line pressure sensor, vented after 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-2026-000010836) never changes.

Identity and time

Publication numberOT-2026-000010836 · never reused
Internal UUID01a0ae6c-540d-7baa-92ae-041cc6d26a30 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010836
StatusPUBLIC

Content hashes

Canonical texta9d680da7ff626cf617c1525a5555e74a37189935a5fcceb9dc3015d00bd1d5d
Markdowndf8f80dfc67d91abbcdc78a4009e9ad50480061079573edcab3913b812bd56d6
PDF
Publication page98f9d70ee864f224cdfa6553e3356c1937c7538a987e8a41213f528da3c377e4
Manifest8f13d3788f12f87de0fc145739369853685886d5e1bf7f752c4add9e087274d1

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
SignaturesKIlsqu8rN2lddkC/f8qC33IP4kcBY/6eYXD1cn5suG1FxrqlI/CkUlM0IMYACGpsLVF1GX2PLSCwUgmzYOKDg==
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

2026-09-17T12:13:35.412457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010836
observed 98f9d70ee864f224cdfa6553e3356c19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:35.393644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010836/manifest.json
observed 8f13d3788f12f87de0fc145739369853...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:35.374703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010836/publication.md
observed df8f80dfc67d91abbcdc78a4009e9ad5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:35.355667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010836/publication.txt
observed a9d680da7ff626cf617c1525a5555e74...
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.