OpenTechnical

OT-2026-000069703

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000069703) never changes.

Identity and time

Publication numberOT-2026-000069703 · never reused
Internal UUID01a0ae90-b52c-7c4a-b049-50babdaeb07e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069703
StatusPUBLIC

Content hashes

Canonical textcf126a971a72392583e25c4f69db046e0a70194551f1e25b42fd12fa9e179cd4
Markdown754f38118f8769390da9d67143bff25182c769a37652b1efa838fe32d5abb243
PDF
Publication page76a0ca1f5a9cd708febcbfa1329173a9a3117a7a9e0d34b46c38c236df5f524f
Manifest852187770c70641ec0ae476fbf2aecb22acb2dd2cf6014e496792f5545b1d77f

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
Signature/q7zJSkMAKZSGjfpuly16IvDoKAcyZz5wyoWcx7l5btYc3minh1MryuxJ4JDDamLL4sgyq3qkn4q1atr4aW1AQ==
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

2026-09-17T10:28:28.212425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069703
observed 76a0ca1f5a9cd708febcbfa1329173a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:28.192950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069703/manifest.json
observed 852187770c70641ec0ae476fbf2aecb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:28.174571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069703/publication.md
observed 754f38118f8769390da9d67143bff251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:28.153193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069703/publication.txt
observed cf126a971a72392583e25c4f69db046e...
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.