OpenTechnical

OT-2026-000069595

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000069595) never changes.

Identity and time

Publication numberOT-2026-000069595 · never reused
Internal UUID01a0ae90-b52b-7c30-9f1d-8d10482b3141 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069595
StatusPUBLIC

Content hashes

Canonical texteda934adb1c354e1c320eaf2861263189cb75e204e69afd39e0df988ee692ca1
Markdownca50bed769f408ca8405ff7c90e4303872564374572c36313e838fa5c0c42e39
PDF
Publication pagebca081a7ec8782f2378c643d0ebfadfcdb182d2dbfb55ef6c4a135ce5ebbb515
Manifest0a063e93d5f5fa1792b33a93a66cfdaf4c1f20ac82fdd8073c83f73ad8700c23

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
SignaturexhU23RJcSeAhaeXWs00DIIjCJBd1nHRSToM2RwXQOAI58/RW+C9sZFGZabqEWPeULMvPLShEDFNSjrtpF52PDg==
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

2026-09-17T10:28:15.248716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069595
observed bca081a7ec8782f2378c643d0ebfadfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:15.226510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069595/manifest.json
observed 0a063e93d5f5fa1792b33a93a66cfdaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:15.208175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069595/publication.md
observed ca50bed769f408ca8405ff7c90e43038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:15.191449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069595/publication.txt
observed eda934adb1c354e1c320eaf286126318...
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.