OpenTechnical

OT-2026-000017597

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000017597) never changes.

Identity and time

Publication numberOT-2026-000017597 · never reused
Internal UUID01a0ae6e-76ca-71f8-96bd-4c3443083b78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017597
StatusPUBLIC

Content hashes

Canonical text36976a5a45bd3e37dafee5df54401a21ad85072fac44e0eec5ef32ffc1d96d3b
Markdown26514118d6ab994a10e160c3a312da0862b3a4f9b84f4297d14bf85b5beeaaef
PDF
Publication pagecb32ec968031af7d9cceddf62cc6ba8f0b5fa891a65441c1a5d3cbe7680a4029
Manifest53907080ae5cfb34958455912e08d4b2aa8f87424c4a49e9254f697ee388854e

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
SignatureSDThzz1bCsOnZNyPHkCHWK0wcbkykeFU5oHe/SW+9felBGHORRRmVMPlpJw038CAr4AsstBhOGHTEMIeN99rBw==
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

2026-09-17T12:02:46.598796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017597
observed cb32ec968031af7d9cceddf62cc6ba8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:46.579533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017597/manifest.json
observed 53907080ae5cfb34958455912e08d4b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:46.561557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017597/publication.md
observed 26514118d6ab994a10e160c3a312da08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:46.541791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017597/publication.txt
observed 36976a5a45bd3e37dafee5df54401a21...
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.