OpenTechnical

OT-2026-000093702

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum 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-2026-000093702) never changes.

Identity and time

Publication numberOT-2026-000093702 · never reused
Internal UUID01a0ae9e-508c-7d75-aa64-d42529cce8ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093702
StatusPUBLIC

Content hashes

Canonical text6c16d1a53b2e883528fc66695b7001d639d17a411c4871cf4ebb61355e2527ff
Markdown32fbd3553da2e804b66801650a4fd51b757ff421cfec8a59585a4496b223fb5a
PDF
Publication page46dc5d1ed63cf6efa7ef86ce3dcd36296f6b4f4c31e090a40bb39328fd26884c
Manifest27f589efcf8244744a298e2135637cc9c7e656b0a45bf4e669aaeadb89c2300e

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
SignaturezJpsyktpoVX1xDg5hy3PjoAvh2OhFBmtVVVHblfb1sTPhrPaJUKdYK/bikcMXWqLaeAK8f9CCtYnHrUOTTNjDA==
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

2026-09-17T09:39:46.157495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093702
observed 46dc5d1ed63cf6efa7ef86ce3dcd3629...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:46.140290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093702/manifest.json
observed 27f589efcf8244744a298e2135637cc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:46.122585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093702/publication.md
observed 32fbd3553da2e804b66801650a4fd51b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:46.105372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093702/publication.txt
observed 6c16d1a53b2e883528fc66695b7001d6...
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.