OpenTechnical

OT-2026-000014452

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000014452) never changes.

Identity and time

Publication numberOT-2026-000014452 · never reused
Internal UUID01a0ae6d-b27b-7f05-8771-3adcdde2c8c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014452
StatusPUBLIC

Content hashes

Canonical textbad1f7ac47d52a985a0eb0678140fa5d967eaf8ea09c6ce085de124196648878
Markdownd4bfc25a5687dfc0dce28cc74b076f8cd972923e663d946d8da8052e982de323
PDF
Publication pagec698e7e2c82d8dac7344eb360c78d0629e5ad6449cf50244bf017557f432595e
Manifest2ab7fc58e51a73afa8eb72d1768074e40c14994e96f4a03f9458488ed81b44e4

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
SignatureaQr99CoAXN0jZYtKKiOHffV3dLukoK7hxzTw8rtKQazptIBTj66hiQVkyU/vHoynLpAHFQ4KHdWbSh7otM14Cw==
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

2026-09-17T12:10:15.178971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014452
observed c698e7e2c82d8dac7344eb360c78d062...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.155566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014452/manifest.json
observed 2ab7fc58e51a73afa8eb72d1768074e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.129837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014452/publication.md
observed d4bfc25a5687dfc0dce28cc74b076f8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.096951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014452/publication.txt
observed bad1f7ac47d52a985a0eb0678140fa5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.703780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014452
observed c698e7e2c82d8dac7344eb360c78d062...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.686658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014452/manifest.json
observed 2ab7fc58e51a73afa8eb72d1768074e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.670025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014452/publication.md
observed d4bfc25a5687dfc0dce28cc74b076f8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.654715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014452/publication.txt
observed bad1f7ac47d52a985a0eb0678140fa5d...
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.