OpenTechnical

OT-2026-000014301

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, pulsed blow-off before set-down, on a tool changer

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-2026-000014301) never changes.

Identity and time

Publication numberOT-2026-000014301 · never reused
Internal UUID01a0ae6d-b279-7f24-a105-1af2eabc5b49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014301
StatusPUBLIC

Content hashes

Canonical text05d46cf6a112d77a8e19bea6b3ed26ae2ff038999f8a6e03791301ff65ea5f57
Markdowne48e87e55f35b9d96bb4df51e4160172e3edef13b569fa25b7e7de82ddb76926
PDF
Publication page60804290600a72d73ba3ec4ae56fd306afe9a10a7c4464aa81556e8eed99ec0e
Manifestbb35690721d92a9833722ebcb5512b43643a3f72772f3b6d9a7fd908714912ba

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
SignaturehKEapTQr/7HNuKNwTuP468OKQMgPt+RTNMlomibkqg2mWxx1SVbPuyBavibpdA1l8JWaYMOvaBhsDRMDmN8zBA==
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

2026-09-17T12:07:31.341048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014301
observed 60804290600a72d73ba3ec4ae56fd306...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:31.322907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014301/manifest.json
observed bb35690721d92a9833722ebcb5512b43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:31.305006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014301/publication.md
observed e48e87e55f35b9d96bb4df51e4160172...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:31.286317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014301/publication.txt
observed 05d46cf6a112d77a8e19bea6b3ed26ae...
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.