OpenTechnical

OT-2026-000030467

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single 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-2026-000030467) never changes.

Identity and time

Publication numberOT-2026-000030467 · never reused
Internal UUID01a0ae73-e504-7a03-bd7b-749f1c5a8532 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030467
StatusPUBLIC

Content hashes

Canonical textd6d18f2be86d4f2bbfc77c0ebe17d7dcc0cbf564cf98f1ace3029dfc976b5b0f
Markdown790c6b3dd9ca6e95948797379996505e65b14fd0cf7c0b3b8f8fa526f6842498
PDF
Publication pagea8a7e3e35b4c645b5b97fdb5f11b859d363d82be10f313ae02d206f7800c4f14
Manifest06cd95e07e6d999b42a1f297916967d80fbc2563c04ecab950bff59c74696251

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
SignatureUOWpyyUjlhYWEPG0vPUzXDCggxJaExGuHsbL5NNSbZfyOnb6ETwHCP5K989dfhWV1yxenmePM0Q2vOBjhoC8CA==
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

2026-09-17T11:38:18.470629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030467
observed a8a7e3e35b4c645b5b97fdb5f11b859d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:18.449904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030467/manifest.json
observed 06cd95e07e6d999b42a1f297916967d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:18.427160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030467/publication.md
observed 790c6b3dd9ca6e95948797379996505e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:18.407909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030467/publication.txt
observed d6d18f2be86d4f2bbfc77c0ebe17d7dc...
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.