OpenTechnical

OT-2026-000009163

Publication integrity record

Three cup vacuum gripper, three zone face, pump fed, vented 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-2026-000009163) never changes.

Identity and time

Publication numberOT-2026-000009163 · never reused
Internal UUID01a0ae6b-31b9-7d78-bbd2-d9a6d8f18c59 · 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-2026-000009163
StatusPUBLIC

Content hashes

Canonical textd160128fe756abd28444dd2ff18e9ddfbee3e93c6ea417df2984a26a149b6e62
Markdown4228877506967291daa9a4746b048ee7ebb7b816ee80a04051b202910d0a30f3
PDF
Publication page9d0338eb2533bf1e60e934f080651461a1c3de940bab1fe8ca0df5ed7da752b3
Manifestbf8b5ae0eb6bab3e22020f7437b906440f57c9736cdd6073fa0ccf6f93f498d8

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
SignatureNBID1b5saBYuDlh+fnok3p+3QJiuJ+uCaa7mDHuoAyGgHWL499+Njl0IF0ptkzm0wn7/Lq20nT1bleFhQNdoDQ==
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

2026-09-17T12:17:52.109993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009163
observed 9d0338eb2533bf1e60e934f080651461...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.089953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009163/manifest.json
observed bf8b5ae0eb6bab3e22020f7437b90644...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.070424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009163/publication.md
observed 4228877506967291daa9a4746b048ee7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.049843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009163/publication.txt
observed d160128fe756abd28444dd2ff18e9ddf...
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.