OpenTechnical

OT-2026-000037636

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold 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-2026-000037636) never changes.

Identity and time

Publication numberOT-2026-000037636 · never reused
Internal UUID01a0ae77-b8cf-7fe0-a238-f744c3bda5aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037636
StatusPUBLIC

Content hashes

Canonical text165f96122ac03c0607b8fe6b093b6bddbee93694c6adaa36e5c91bbcf2de2be4
Markdown95324ce8a43274f19200f3c0f3d104bdc5174466eb9b7d1ecf74fc4604abb600
PDF
Publication page73be90b0106171e03bce496c58068895cf685d55ccedc89b25005e9de7955f28
Manifest9da48f98593b568d532cd5b3a6907687133ee36bdbf82ab0b9175cf7caac3936

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
SignaturesmydGl2PXw6YSiJ6tDSTmqWyQszcw2ZgIEOm3dWk/0kryiOx6bkbEmlgSDIyhMbpCwUd91MmlGIaylVZjiuuAg==
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

2026-09-17T11:24:12.286378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037636
observed 73be90b0106171e03bce496c58068895...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:12.271484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037636/manifest.json
observed 9da48f98593b568d532cd5b3a6907687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:12.253715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037636/publication.md
observed 95324ce8a43274f19200f3c0f3d104bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:12.235121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037636/publication.txt
observed 165f96122ac03c0607b8fe6b093b6bdd...
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.