OpenTechnical

OT-2026-000075079

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000075079) never changes.

Identity and time

Publication numberOT-2026-000075079 · never reused
Internal UUID01a0ae93-ac2e-7a2b-975a-93212245f853 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075079
StatusPUBLIC

Content hashes

Canonical text8d3d901b7b7b532a91911af5960d85dd5f1b37c5304309fc0de2561f169c68d7
Markdown45ed5d06d912109f1963bf8a493a55c008ad866fcdce6df6f7ea68c2071ffb4a
PDF
Publication pagefc028f173da94f4704e63dce1256031e07dccd1622ee970190df10de3f755852
Manifest01148fb860eb36136cfb10f105a3285b6b9cd7a18266f2a5ec102fdc33296a44

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
SignatureJEH491UgKR5uqREbpg9u8k1FwG0WXfN/h4BA8LFUX48DMcS/7dhBSzfupUZg/YU2KG2GA6ZyFRFDA2mv5bkcDw==
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

2026-09-17T10:18:54.015002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075079
observed fc028f173da94f4704e63dce1256031e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:53.998085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075079/manifest.json
observed 01148fb860eb36136cfb10f105a3285b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:53.981393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075079/publication.md
observed 45ed5d06d912109f1963bf8a493a55c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:53.964887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075079/publication.txt
observed 8d3d901b7b7b532a91911af5960d85dd...
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.