OpenTechnical

OT-2026-000009016

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000009016) never changes.

Identity and time

Publication numberOT-2026-000009016 · never reused
Internal UUID01a0ae6b-31b8-7875-89e9-5c54718a9c30 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009016
StatusPUBLIC

Content hashes

Canonical textf89c9106a8d671f1713a8a449e3eb6b9eb79b6a5370d4d9b31434fe4782a0746
Markdown5bdec8290234f7c7614199352aaa2f2b106247002992d50bca442881b793d3c7
PDF
Publication page980fa3159eaf7094e2ded73d8c3ee830746518d53214d8aa3093df6186d509c0
Manifest0a1eb62de3d141ba2780a9ce1d49dddc33f75d3a51b3f827815bd417dc797986

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
SignaturerlaH6nIOsNU076VNnsRekrFJfVI8ebQ4NRUtk4qjQf5qqA0KCTKHH5gMT1QZfQ6fXFx/N2n1X7WohyVsPFsTBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:39.385785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009016
observed 980fa3159eaf7094e2ded73d8c3ee830...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:39.364020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009016/manifest.json
observed 0a1eb62de3d141ba2780a9ce1d49dddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:39.344697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009016/publication.md
observed 5bdec8290234f7c7614199352aaa2f2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:39.324908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009016/publication.txt
observed f89c9106a8d671f1713a8a449e3eb6b9...
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.