OpenTechnical

OT-2026-000009748

Publication integrity record

Single cup vacuum gripper, three stage ejector, supply line pressure sensor, vented 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-2026-000009748) never changes.

Identity and time

Publication numberOT-2026-000009748 · never reused
Internal UUID01a0ae6b-7564-7f92-be84-424f799894a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009748
StatusPUBLIC

Content hashes

Canonical texta3e027bcc90760e801cf080f8885b5f7feba22cc626aa99d4b201ded3a9f5a34
Markdown7b153e10f0aca1a59e2963574120c7ed3a460cdda3fc41e1d595ce4de37cbb10
PDF
Publication page8019f16e6f6c4a6c62b5bbe8ed872f3850c4a9f60ae73b2fb70a9d789b324870
Manifest46648f292a3a1a38479b9f637f853b709ae559d470bc39bcc7068236d50444bf

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
SignatureN+GBvPS9OhD3YA4COwE+aHWEkK/obvFEwYHiuU0gNlSXIN+nazagmXlHK3cXEPT+55tIATyvTX24q6b4lFZFDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:15.254459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009748
observed 8019f16e6f6c4a6c62b5bbe8ed872f38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:15.234703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009748/manifest.json
observed 46648f292a3a1a38479b9f637f853b70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:15.214885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009748/publication.md
observed 7b153e10f0aca1a59e2963574120c7ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:15.196201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009748/publication.txt
observed a3e027bcc90760e801cf080f8885b5f7...
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.