OpenTechnical

OT-2026-000043680

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000043680) never changes.

Identity and time

Publication numberOT-2026-000043680 · never reused
Internal UUID01a0ae7b-92d0-7502-a0a9-2232a8933bf6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:49.254972Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043680
StatusPUBLIC

Content hashes

Canonical text41c1c59644903bc2212bd9b260cdc84724d20101bdc8dc24dddd32bb9f8e84b6
Markdown9696434b9df1de4a0acce9c5b57acc4e5e5d86e45e492cac2d72a9781a776a28
PDF
Publication page3d74d40abf360456adc7d15f7297c9db82a4156a4ed78c92016fd3f34735ce5f
Manifest8d5946a09399d64d63d88455bd395b152291aca7b8896b5a3bd0537e7e19a5de

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
SignatureLL725zoMKvGvUXiDQau5clKiX8WcFhsXN1XkpPonjsSGNwNqEDBCY8NgptJLi/6UNhk05F78jUhfstFQ/JIgAg==
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

2026-09-17T11:13:10.229176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043680
observed 3d74d40abf360456adc7d15f7297c9db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:10.209524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043680/manifest.json
observed 8d5946a09399d64d63d88455bd395b15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:10.192423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043680/publication.md
observed 9696434b9df1de4a0acce9c5b57acc4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:10.174036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043680/publication.txt
observed 41c1c59644903bc2212bd9b260cdc847...
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.