OpenTechnical

OT-2026-000042095

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single 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-2026-000042095) never changes.

Identity and time

Publication numberOT-2026-000042095 · never reused
Internal UUID01a0ae7a-5d71-759b-ae8d-3daec0bef9f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042095
StatusPUBLIC

Content hashes

Canonical text5765fa7946d4d9f785d91f563c6050bcf5bac86e22b0cf048f9697c5a209d9f6
Markdown1824ea7f1dda53ecac3126cca6efe8f26faabfb698b082c37653157546115723
PDF
Publication page8cbe30a44d80352a2c9f0c655e234500ba66da10e6de48430c7e54db7fdc4c92
Manifestfb7e917fa4951dd8e90eda5318b646c64addfff4e0ca4f6b675800fc0a85c326

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
Signaturec54KPa3jfQIAdXa7juDmuTDwPCXfE4hVE7Kvi5DzNqa4SrNIgIHJuRVT33afycu72COjroYYHDDE1Te6/I+aAQ==
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

2026-09-17T11:15:37.604655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042095
observed 8cbe30a44d80352a2c9f0c655e234500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:37.585010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042095/manifest.json
observed fb7e917fa4951dd8e90eda5318b646c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:37.566530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042095/publication.md
observed 1824ea7f1dda53ecac3126cca6efe8f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:37.547687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042095/publication.txt
observed 5765fa7946d4d9f785d91f563c6050bc...
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.