OpenTechnical

OT-2026-000087044

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, sustained 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-2026-000087044) never changes.

Identity and time

Publication numberOT-2026-000087044 · never reused
Internal UUID01a0ae9a-9f2d-7be4-b7e5-4575b6fc28ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087044
StatusPUBLIC

Content hashes

Canonical text41cf2fed59672b168fcd00a9970a80490c6b7bf31f75eac6d7d1eb6dbf18b155
Markdown1aba49d9a5c2a3c1a75f982f52a0c9c9cd0a2df82fe33bc7429881e71b47a544
PDF
Publication paged5bdbd310f9f375b308d4573590c8121bd0520e2bdcc6625887fe66227c175aa
Manifest8ec72056b8dcaab3fc6f9b890735fabab96befe336fd8020276f56d16352dc5d

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
SignatureEUX0qsU3+SZ/XBcRJkDlvdmKSl9pXNuVlrFzHuy49OTTvjDR+mZoF50tcI5p+4en5OM6XFdTqNzVuUQ/R4H5CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:17.346561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087044
observed d5bdbd310f9f375b308d4573590c8121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:17.329739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087044/manifest.json
observed 8ec72056b8dcaab3fc6f9b890735faba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:17.314906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087044/publication.md
observed 1aba49d9a5c2a3c1a75f982f52a0c9c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:17.300659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087044/publication.txt
observed 41cf2fed59672b168fcd00a9970a8049...
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.