OpenTechnical

OT-2026-000012936

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000012936) never changes.

Identity and time

Publication numberOT-2026-000012936 · never reused
Internal UUID01a0ae6d-5564-73fd-94d2-800fbe7d87f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012936
StatusPUBLIC

Content hashes

Canonical text45974a6f636bdea4b2c753bbfb5dca90cba748c086ceab5865ae6d286ceb1723
Markdown6aed75a18e9ab14575611d56ae63baadd05f90a01f70646747ecd960b718c5be
PDF
Publication pagee69f180f0fc8d8f45d13c7c3e652a67980b7686e2431c8740edc709e4eca5175
Manifest4a6190392f437b73b6092c4a96d0f71352e396bcd2ebd0c1be51a3ef0afec0c3

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
Signaturew/IAWX5rh2SP5+Ff1PXU7QCoNhhIPxVhHZWM5dMprsCW2ZXuf8jaQQ4M7km6qtz5DQHnv9I8dBPVH4qIbOIMAg==
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

2026-09-17T12:10:44.277724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012936
observed e69f180f0fc8d8f45d13c7c3e652a679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:44.257408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012936/manifest.json
observed 4a6190392f437b73b6092c4a96d0f713...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:44.220930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012936/publication.md
observed 6aed75a18e9ab14575611d56ae63baad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:44.184533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012936/publication.txt
observed 45974a6f636bdea4b2c753bbfb5dca90...
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.