OpenTechnical

OT-2026-000059227

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line 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-2026-000059227) never changes.

Identity and time

Publication numberOT-2026-000059227 · never reused
Internal UUID01a0ae89-8613-7114-a298-0f5b6627e744 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059227
StatusPUBLIC

Content hashes

Canonical textd7cd668ee89bfa0335db4b76692bf43309683e807a8e55d6f5e74a3433c0eddc
Markdown367373a979ec263428a0a260ba9934e44e04e50e6c440352125d97bb297e9a4b
PDF
Publication page9aeed382a6f4e42d72c9d188f720f1fae996f7896d2e9d13c513113d38b07a3d
Manifest6857e90f0c97f0fe303fa15eb3ea65a92cc38bf8be361494b9aac6635c486968

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
SignaturePnMr5vgZEvCnsQ258cK2UjC4Sp/eADGUZ+LcU1ZqJ/RjFSGtXno731kJ42CeqTz1zzptUyWp25ORjVR4FSMHAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:45.644788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059227
observed 9aeed382a6f4e42d72c9d188f720f1fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:45.628881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059227/manifest.json
observed 6857e90f0c97f0fe303fa15eb3ea65a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:45.611673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059227/publication.md
observed 367373a979ec263428a0a260ba9934e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:45.593237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059227/publication.txt
observed d7cd668ee89bfa0335db4b76692bf433...
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.