OpenTechnical

OT-2026-000017096

Publication integrity record

Single bellows cup vacuum gripper, 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-2026-000017096) never changes.

Identity and time

Publication numberOT-2026-000017096 · never reused
Internal UUID01a0ae6e-591b-76c8-8188-37803312f440 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017096
StatusPUBLIC

Content hashes

Canonical textbf027ea2edc31ebde95262568fbf8ccbc8300f3910ac5a4cfa6c74e5f1806fa6
Markdown1a3715ff2978423a19e464f7349ee8d7e3541fdeda021717e3f5fa4f651cc75c
PDF
Publication page6d6be9a1a520ddfa2247fb2da1c0c25567891349a4348cb9d1ddcf45dd8e2271
Manifest6726145d26f2ab70c866852e047fec5eff51888c1e06737a01a5c4ef340efcb3

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
Signatureq7SXOKDsu74JJYkmOGy5/AZnjzhW+bUkENJT+xP46Wa+6THDmmPH8E1SC3dIZrWmHo/Pul/MM7EzY2e+hb9WAA==
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

2026-09-17T12:03:31.181247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017096
observed 6d6be9a1a520ddfa2247fb2da1c0c255...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:31.163413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017096/manifest.json
observed 6726145d26f2ab70c866852e047fec5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:31.146741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017096/publication.md
observed 1a3715ff2978423a19e464f7349ee8d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:31.127039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017096/publication.txt
observed bf027ea2edc31ebde95262568fbf8ccb...
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.