OpenTechnical

OT-2026-000103444

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pulsed blow-off after set-down

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-2026-000103444) never changes.

Identity and time

Publication numberOT-2026-000103444 · never reused
Internal UUID01a0aea4-e460-7563-9612-d5bd5049c1e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103444
StatusPUBLIC

Content hashes

Canonical text1580f1c47b97a72773d8c987dadcc288877bcd877f2db95c413003932a9f5827
Markdownf53f9dd37290566db55d509e4f96048f3804a3de1a9fe18f2c47875f37152a6d
PDF
Publication page1b88347105c32a2b0607798ea853651466efed2f2693d43e1640ad5842db8121
Manifest70ae770f17f033d37d42c14c8ad8661826cc02f62caf18bb1f0a4ef3b3bd5850

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
Signature7pxZICMShley6VvP3LbCylHCkROZExSYWdBYKMQJdKxDY8K7rrcT8nMRRqGY2FP/LK8n3l+ogCfFJYvo95F1Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:11.917205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103444
observed 1b88347105c32a2b0607798ea8536514...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:11.900633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103444/manifest.json
observed 70ae770f17f033d37d42c14c8ad86618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:11.884015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103444/publication.md
observed f53f9dd37290566db55d509e4f96048f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:11.866802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103444/publication.txt
observed 1580f1c47b97a72773d8c987dadcc288...
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.