OpenTechnical

OT-2026-000030463

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000030463) never changes.

Identity and time

Publication numberOT-2026-000030463 · never reused
Internal UUID01a0ae73-e504-71f4-b170-66241de1d0b7 · 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-2026-000030463
StatusPUBLIC

Content hashes

Canonical text59725c7dd35f406511bc3e4a111152a08d2c1c277b2988fc33c3393e3f427d10
Markdown7005d6e1185d4098c4625d618ae4c33af370528e7d7852477aaac8d2f1815bb1
PDF
Publication page07d4e41995953c888a30c48e35d7122523aea40921733de64a1d5ef995dddfaf
Manifestaa1ca0f30492dec7459d11bc20978a25670008834dcec211d47c5c108f089bfe

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
SignaturebWULNax9aEL4ttxLbCKY58yCUhEgP73ZbdFDCsiBvqmRf58HPEDW4yVASMLb77SAO6kRx5v17TTrmtcTj669Cg==
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

2026-09-17T11:38:12.565744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030463
observed 07d4e41995953c888a30c48e35d71225...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:12.549460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030463/manifest.json
observed aa1ca0f30492dec7459d11bc20978a25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:12.531379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030463/publication.md
observed 7005d6e1185d4098c4625d618ae4c33a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:12.508300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030463/publication.txt
observed 59725c7dd35f406511bc3e4a111152a0...
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.