OpenTechnical

OT-2026-000017947

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, 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-2026-000017947) never changes.

Identity and time

Publication numberOT-2026-000017947 · never reused
Internal UUID01a0ae6e-96fc-7220-9b03-2db142a70c2d · 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-2026-000017947
StatusPUBLIC

Content hashes

Canonical text216c8ff8540de478de7bcdec4d2502114f568869f02416687b845122662208a8
Markdown93ac34b6c5699c2e42beb64677e8d102b28e8ae17f7b5bdd7d6ac9cb8b42b9c8
PDF
Publication page782b4ee92e51c6a5d3a5cf487bd38ee5e23b8578d873eed26973c8a8910ef50e
Manifestc072763791ceed507d04250f5b1a8907ff8b58548688720a4380bae4d61231d5

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
Signaturelty3d9jSpH7FyAE2GiiRl31km5oxVRZDtqhc2PZNNcW+5sgbZE6sM6wpwxt7Hpabn2G2qgGLTa7mcaFnBHOeCA==
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

2026-09-17T12:01:56.841662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017947
observed 782b4ee92e51c6a5d3a5cf487bd38ee5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:56.824601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017947/manifest.json
observed c072763791ceed507d04250f5b1a8907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:56.806902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017947/publication.md
observed 93ac34b6c5699c2e42beb64677e8d102...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:56.791020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017947/publication.txt
observed 216c8ff8540de478de7bcdec4d250211...
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.