OpenTechnical

OT-2026-000085168

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, sustained 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-2026-000085168) never changes.

Identity and time

Publication numberOT-2026-000085168 · never reused
Internal UUID01a0ae99-43b9-7d0d-979b-8495ed620e40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085168
StatusPUBLIC

Content hashes

Canonical text2fc64f81eee4070e60bde83096280c41f8ccd17967ebe7b4001bbf710e154035
Markdownc6aac08d886630559a5b2c0348a324f159e38ecd2fc231427ff9b8e20f8d23f6
PDF
Publication pageed71c85ee47a9a37c736d009134fb7fcae095a06368bccc22fb405bb3c997229
Manifestf4d5c215e036d4ae8ad86881600bf1b98bd9a345e546658cf96dba81b172101f

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
SignatureaRhjgBDvmwzrSjQ9VIp5Uouw1hchdSVrpKgAtDEO1U6PPR4WJUCHD4ejtI2CZfjVpYhufmxz3Z4dx51dq68hDg==
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

2026-09-17T09:55:15.013761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085168
observed ed71c85ee47a9a37c736d009134fb7fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.996977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085168/manifest.json
observed f4d5c215e036d4ae8ad86881600bf1b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.978758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085168/publication.md
observed c6aac08d886630559a5b2c0348a324f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.960645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085168/publication.txt
observed 2fc64f81eee4070e60bde83096280c41...
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.