OpenTechnical

OT-2026-000015616

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000015616) never changes.

Identity and time

Publication numberOT-2026-000015616 · never reused
Internal UUID01a0ae6e-0c4b-78c9-b160-df1b12b4d8f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015616
StatusPUBLIC

Content hashes

Canonical text59fd1ba5975f7aa94f72f7d1a2c8ef9116345f6f3c8aa201d57345782f47ac08
Markdown41800ab19a8b82aeb6bd6b1f8e39581a61926b44ce36a32c05705563270a6fac
PDF
Publication pageacaa52eb5ed2f05492b645252bee59ccc1877c1ad875d72947bbdb3688288559
Manifestead905a69fcac4c73f7cc2eba7ebd8396ed8cee6b2b3e54cf7d158f10471d0cc

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
SignatureLKymU3B4TFBTW7kUczhv7WcYnBD5R0o1QcS4bwXTszb3bP+BxUcqOpe+IeqP4uN0AJ3rx3YvpkoCxkp59jNyBA==
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

2026-09-17T12:04:51.842020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015616
observed acaa52eb5ed2f05492b645252bee59cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:51.823137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015616/manifest.json
observed ead905a69fcac4c73f7cc2eba7ebd839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:51.805482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015616/publication.md
observed 41800ab19a8b82aeb6bd6b1f8e39581a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:51.787421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015616/publication.txt
observed 59fd1ba5975f7aa94f72f7d1a2c8ef91...
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.