OpenTechnical

OT-2026-000009166

Publication integrity record

Single cup vacuum gripper, two 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-2026-000009166) never changes.

Identity and time

Publication numberOT-2026-000009166 · never reused
Internal UUID01a0ae6b-31b9-75e7-a3b2-db8ea2824f4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009166
StatusPUBLIC

Content hashes

Canonical text3796c227bb239c72dff0671c1c1f44e61a79f6cea962cfe00dbc323459e4b457
Markdown95b707818dc808017a1d7095017099d181648f50117f651557537518d80fdd5d
PDF
Publication page667691daec72204a7be03d2a7808f009abd3923ccee0b17926a33951e11fbfbb
Manifest0a8af50b1a1376e7e020535aa2b22758a8a5d3c7d429cbdcfea0d59668bf9ea5

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
SignatureK/oYXzaXbd1MJD0R8VeIAWx30NTSGFKR4UrIx6lxAMGOBFLTwkKzLbTJL6IkUOsXbSy0nsjrGwDfrTBXAliZCA==
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

2026-09-17T12:17:52.277221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009166
observed 667691daec72204a7be03d2a7808f009...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.257977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009166/manifest.json
observed 0a8af50b1a1376e7e020535aa2b22758...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.237557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009166/publication.md
observed 95b707818dc808017a1d7095017099d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.215640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009166/publication.txt
observed 3796c227bb239c72dff0671c1c1f44e6...
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.