OpenTechnical

OT-2026-000035167

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000035167) never changes.

Identity and time

Publication numberOT-2026-000035167 · never reused
Internal UUID01a0ae76-6a1d-7c72-beda-8fe671fae992 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035167
StatusPUBLIC

Content hashes

Canonical texte9a414ab58810a76afadaa2bdc283229f0e91a1d806146d44b057b89e37550bc
Markdown230adc43d440c703236e1d1df788781271015ad213e5d5ec9810eef0ae7704d5
PDF
Publication page3e6a1b09f6142fc55f94fdc72bd1d605d45509bc7947a677802e16a357129225
Manifest94d3eeb2ad91abc5c22c22292b92b6e0074621a527c850cf654f18fb3c8dac75

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
Signaturehr97aoi1v0z4pm8vEsJJk9jXyZGNfSPX8zWiHXPLm88UdSxxs2X5aYIEozSlNNNwiMAVvEFzucvS53RROTXjAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:28:15.852766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035167
observed 3e6a1b09f6142fc55f94fdc72bd1d605...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:15.835724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035167/manifest.json
observed 94d3eeb2ad91abc5c22c22292b92b6e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:15.815882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035167/publication.md
observed 230adc43d440c703236e1d1df7887812...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:15.798880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035167/publication.txt
observed e9a414ab58810a76afadaa2bdc283229...
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.