OpenTechnical

OT-2026-000093813

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000093813) never changes.

Identity and time

Publication numberOT-2026-000093813 · never reused
Internal UUID01a0ae9e-508c-7319-8997-7f503c64e901 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093813
StatusPUBLIC

Content hashes

Canonical text878c6d614c3016e20760ec7e9a1e97d50b6d8e26fa475e9ba0b1b7a97f84c70e
Markdown3dcf52659af71707d544e016d06a2887ef21237aea1d1e7b9cd26b6954c48cdf
PDF
Publication page7ab1d685f28954dad457fea8523cc37b8aa736fe19841cc6ac550434aa702896
Manifestc510ede7ebbd47c41f61089b62fdea9ba8628c62875e65dea44df61ffb93c2c6

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
SignaturesmCurgt/eV2hk8mo+r5Yzyds0WU8AK+HUfXQyi2dY4AR7SRUOyq5kxLdKSuBLhaczhsCRrlMS1A4I/kOU4XICg==
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

2026-09-17T09:39:55.362169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093813
observed 7ab1d685f28954dad457fea8523cc37b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.344671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093813/manifest.json
observed c510ede7ebbd47c41f61089b62fdea9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.327052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093813/publication.md
observed 3dcf52659af71707d544e016d06a2887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.309874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093813/publication.txt
observed 878c6d614c3016e20760ec7e9a1e97d5...
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.