OpenTechnical

OT-2026-000007388

Publication integrity record

Vacuum cup gripper, two outlet manifold, three stage ejector, vented after set down, rubber cups

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-2026-000007388) never changes.

Identity and time

Publication numberOT-2026-000007388 · never reused
Internal UUID01a0a97d-0016-771a-84d0-90409defc0d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:12:16.665584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007388
StatusPUBLIC

Content hashes

Canonical text0a043a53a35e3ef42ebf7630d1608cedc4408041727ed9b2bf7b96aac7d664c0
Markdowna6b96bb2cd93bf2ea95c2dd136ae977cc0a6698260306fd348b3561abf0b39ac
PDF
Publication page6ed9523f5de921699b1c794546e37867d14849f5ccee15295efbabf9ca98ada8
Manifest5ec89ebb7a94d317dbf18738c1b874f47276cd29b8cb1d8ebff05ce1d274ac11

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
SignatureLZW0I7UtBhJIHF9bP4nxbpb2nVOIR6VCdvxoD8BDBxrtyLSifIO+WZKsDE1a5iMTWC0HBo0yuUki9LeCzjYhBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:08.194559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007388
observed 6ed9523f5de921699b1c794546e37867...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:08.180976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007388/manifest.json
observed 5ec89ebb7a94d317dbf18738c1b874f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:08.167419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007388/publication.md
observed a6b96bb2cd93bf2ea95c2dd136ae977c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:08.154065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007388/publication.txt
observed 0a043a53a35e3ef42ebf7630d1608ced...
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.