OpenTechnical

OT-2026-000075353

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single 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-2026-000075353) never changes.

Identity and time

Publication numberOT-2026-000075353 · never reused
Internal UUID01a0ae93-f201-7c42-b1ea-a242ae109b03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075353
StatusPUBLIC

Content hashes

Canonical text7310d773209c8f265fe4ba096010766f128381d0a2bfce2cd715e1543fab9cf0
Markdownb71296d01d42f4bb66bfa83277cda91563265f160a023dbcc528cb7c81ce7c8b
PDF
Publication paged5beca4cf183ac693e79effcf7adde6223a3ef697cac9cafc7ce84bcb0f00b00
Manifestd81878325d64739b9b1f225991076b8dc342c3147f9f69672e7fb01302ce62e5

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
Signaturei4blBAJtBBG7/HOrNW6BlX90ALd7Ne7nDVjFo7u5JiRTDVSd1MeL0s3CmwelMwr0sUoaFV7Z40q1sXJ6HqyoDA==
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

2026-09-17T10:17:18.954713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075353
observed d5beca4cf183ac693e79effcf7adde62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:18.815094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075353/manifest.json
observed d81878325d64739b9b1f225991076b8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:18.549591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075353/publication.md
observed b71296d01d42f4bb66bfa83277cda915...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:18.531129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075353/publication.txt
observed 7310d773209c8f265fe4ba096010766f...
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.