OpenTechnical

OT-2026-000043943

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold 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-2026-000043943) never changes.

Identity and time

Publication numberOT-2026-000043943 · never reused
Internal UUID01a0ae7b-d678-734e-ac70-88948870e835 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043943
StatusPUBLIC

Content hashes

Canonical text30319d832d6531aa06d3fe7e0da93dac3799cad1d5f9cade013fe9cb33b1122d
Markdownd2593fde2227c3d49c77bae08889d10f1baf6ab3fcbc13821ce94fa449d74cc6
PDF
Publication page69d5403def840ef30073655b23c87a9c831da07c5fc64dfec855d1b981275983
Manifest87503638a7b61eff8ff8574aac31429534d3400c774ddaf08cbae8ad663c3bdb

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
Signature1X3cRmURLSwMEDoDQXQSUOZ82H2Y0pfHGgtKNJ581btNayac5YEScPaduK0U8n9ncWiDwra6ITIfxioJnfEwDA==
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

2026-09-17T11:12:17.746622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043943
observed 69d5403def840ef30073655b23c87a9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:17.727142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043943/manifest.json
observed 87503638a7b61eff8ff8574aac314295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:17.707249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043943/publication.md
observed d2593fde2227c3d49c77bae08889d10f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:17.689924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043943/publication.txt
observed 30319d832d6531aa06d3fe7e0da93dac...
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.