OpenTechnical

OT-2026-000034501

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000034501) never changes.

Identity and time

Publication numberOT-2026-000034501 · never reused
Internal UUID01a0ae76-1ed0-7285-a34a-241a142fca84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034501
StatusPUBLIC

Content hashes

Canonical text7a251464f405cfd998467dde3ea7347b10ff2eebd15d7a9d03380141bce2d496
Markdown02926f7e193db3b6b8abd6941b51cbec26010fbe07dfae4c1d9afb664a76d99b
PDF
Publication page21a48f7ee60c9f17f4b834ebea95db1288bdd7653eca8b0e16e9d24b8135c9c4
Manifest14c101d0b017e12dae7a0569baf48feffedf2b1af4a93528cc003559f1c6bca8

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
Signature/eBNzl3GPlHSoNXYAvpTzTddMD/x8ppgV+5F5kgdLn5fIFADcd3gwWpD3PzS2MW2tMt1xS380GlLaxIG/7GdDA==
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

2026-09-17T11:28:50.228850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034501
observed 21a48f7ee60c9f17f4b834ebea95db12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:50.212923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034501/manifest.json
observed 14c101d0b017e12dae7a0569baf48fef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:50.195440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034501/publication.md
observed 02926f7e193db3b6b8abd6941b51cbec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:50.179537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034501/publication.txt
observed 7a251464f405cfd998467dde3ea7347b...
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.