OpenTechnical

OT-2026-000043055

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000043055) never changes.

Identity and time

Publication numberOT-2026-000043055 · never reused
Internal UUID01a0ae7b-3278-7df6-8cb7-e45a24049f51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043055
StatusPUBLIC

Content hashes

Canonical textff2051e5e49768abca1e8d023a7a4b6c2792b5d5efb5e0adbb3776492b52c45b
Markdown625efb6fbd278e19b3c042093f876b020477e8e96a07398d0e1b11f653fd6dd0
PDF
Publication pagec80c266dded0ec76138d768f6389cceb2ad23acd35b7df7344747ba3628744fc
Manifestc3fd81da92a3b085d7093b7f12cda6922c4d3c0c7607ada13c328830c208b354

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
SignaturecpF70ccSkRKJTxvw/KqkL2cjlSNdjUnx4aCF3ve35LDRL8Tf8bLcZI8VfflOTe++gnhund/jo2GlLwEJO17PDw==
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

2026-09-17T11:13:27.775203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043055
observed c80c266dded0ec76138d768f6389cceb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:27.754789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043055/manifest.json
observed c3fd81da92a3b085d7093b7f12cda692...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:27.735831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043055/publication.md
observed 625efb6fbd278e19b3c042093f876b02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:27.716971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043055/publication.txt
observed ff2051e5e49768abca1e8d023a7a4b6c...
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.