OpenTechnical

OT-2026-000079133

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000079133) never changes.

Identity and time

Publication numberOT-2026-000079133 · never reused
Internal UUID01a0ae95-ccbf-720f-ac3c-bb6b3193d388 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079133
StatusPUBLIC

Content hashes

Canonical text6fc33634b1a3fd6269ada38a072096d5f49eb093896f3452b866fb85137adbfa
Markdown60525da558e66c7be3424b2f682ed0cce8bfbd98c258466df3d67557a937fe01
PDF
Publication pageec2a7d7be90214d5359ae04d0924673d1f33a7d86213676247505ba4827ecc26
Manifestd0d85f01a6c87cb81cfc2fa72e89afe331fcdc135c6c165f9a30c1898c702204

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
SignaturehkkpYBlcwPV+mrvLzycXu4lf5aRb544nsBHHA6HDr0+M24pQVhzzbjr9H/imr5uawUnsMwoA3uiwr89bR5HOAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:58.953808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079133
observed ec2a7d7be90214d5359ae04d0924673d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:58.935164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079133/manifest.json
observed d0d85f01a6c87cb81cfc2fa72e89afe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:58.916323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079133/publication.md
observed 60525da558e66c7be3424b2f682ed0cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:58.898866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079133/publication.txt
observed 6fc33634b1a3fd6269ada38a072096d5...
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.