OpenTechnical

OT-2026-000017796

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000017796) never changes.

Identity and time

Publication numberOT-2026-000017796 · never reused
Internal UUID01a0ae6e-96fb-7596-8829-823b6a97108c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017796
StatusPUBLIC

Content hashes

Canonical texte50eea10481e93c6c8b04535ffdd08c74834bb72b384a13c5b112192a4902816
Markdown9124ade97c59090b3ea3899c1ad061e15e86af65cc41fb175043ad56bfb79401
PDF
Publication pagea32ea935c5fa9fe09760bf80074cba1f4ad75a6545b45c7cc20a645a3d10723d
Manifest20f7696715ba88ca445b3eda6a8df1055a35496b04ea02d04f53a08bc122dab3

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
SignaturemenFaB57liFFgRG8DKR+DvZwlF+o4M2SWUTEfGMmcUgEUd6TIA0kFOxMHMxTGhE3xqUitOoIUSF/heJQvD1FCg==
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

2026-09-17T12:01:45.745145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017796
observed a32ea935c5fa9fe09760bf80074cba1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:45.727101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017796/manifest.json
observed 20f7696715ba88ca445b3eda6a8df105...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:45.709537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017796/publication.md
observed 9124ade97c59090b3ea3899c1ad061e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:45.690700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017796/publication.txt
observed e50eea10481e93c6c8b04535ffdd08c7...
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.