OpenTechnical

OT-2026-000007059

Publication integrity record

Bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000007059) never changes.

Identity and time

Publication numberOT-2026-000007059 · never reused
Internal UUID01a0a971-28d6-73db-a5ff-bdbb8317b62d · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:59:20.664576Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007059
StatusPUBLIC

Content hashes

Canonical text465abfd5b3c2151de95c64621236ac6adc8808d0213266f2975e3b85cf693b3a
Markdown37af2402e0026c61e910c0b7650f491d786fca1d20a826ae17844cbe72aa0825
PDF
Publication pagedb44aee839b86cadf81f6fc795ae41f48557c277654a20b0dc2b1ea7c793354f
Manifeste0d3ae26c4ed41a8ae4e7acb9ca0e88da453af7f37380328bc80f6441cc3d816

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
SignaturepkU3AAqsw1+UG2HRwIlsNZj3OVKAZjMPanntUMbQ6D9xLzAgRnDkWF6OGdNPNMDkyGSnp9V81BwgVkPTUuM+Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:06.689318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007059
observed db44aee839b86cadf81f6fc795ae41f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:06.677865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007059/manifest.json
observed e0d3ae26c4ed41a8ae4e7acb9ca0e88d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:06.667432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007059/publication.md
observed 37af2402e0026c61e910c0b7650f491d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:06.654940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007059/publication.txt
observed 465abfd5b3c2151de95c64621236ac6a...
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.