OpenTechnical

OT-2026-000056816

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, sustained 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-2026-000056816) never changes.

Identity and time

Publication numberOT-2026-000056816 · never reused
Internal UUID01a0ae87-7af7-711f-9a10-de92ab8b912a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056816
StatusPUBLIC

Content hashes

Canonical text6b3d29840fd75dbecf2dd05d37a7b026fd14f8da3480907d68282c8305232eaf
Markdownd4e8abf07f8e4de5a28b4103432e766532675c9e210bcb05a1008a8119f681d0
PDF
Publication pageb186273d4d6fbe45a0228ced01e9b0dee3f0435757c0dc0d347a6b3de50716da
Manifest1af7d08f6c139e1bebab920ad1fbf0b1230453661858575a98a90cf8c14f27f5

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
SignaturePxcf/W99diBgwYwdsjFGjT6llZ4kFc1kaBHc2jypDsML+XAH1jCZeaMQhXMBbBDQhBwBMQEwqrDiZ90lS6VuCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:18.345333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056816
observed b186273d4d6fbe45a0228ced01e9b0de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:18.326905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056816/manifest.json
observed 1af7d08f6c139e1bebab920ad1fbf0b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:18.310012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056816/publication.md
observed d4e8abf07f8e4de5a28b4103432e7665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:18.290618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056816/publication.txt
observed 6b3d29840fd75dbecf2dd05d37a7b026...
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.