OpenTechnical

OT-2026-000041035

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, 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-2026-000041035) never changes.

Identity and time

Publication numberOT-2026-000041035 · never reused
Internal UUID01a0ae79-b10e-79ac-9cf6-b808f2a4df6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041035
StatusPUBLIC

Content hashes

Canonical text7718297c70fe2b53662878f0e5e8f6817f71bf5e1b351f576593d88170db505b
Markdowndc3dc2eb466c001adc238521daa0af13dbfed5b3ba3a0105e41b2a86fd9f9f02
PDF
Publication pageecda0840caf5d5a1f367999194d9eed93a371d9f7f037ac27828f7c535b19231
Manifesta215ac0a025854b7f8cf1f4c78393397c647d6b5bd12a63460d19f31e0175104

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
SignaturebAc0SEOSUb2JJf1sZHa9Mp+jdym/Ma5BbaI4Zc3d6hbVZapjoC/Q7mia3mKJlkkBORQxpy4VJ76n7e6MgemgCA==
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

2026-09-17T11:16:56.693772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041035
observed ecda0840caf5d5a1f367999194d9eed9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:56.677735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041035/manifest.json
observed a215ac0a025854b7f8cf1f4c78393397...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:56.661430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041035/publication.md
observed dc3dc2eb466c001adc238521daa0af13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:56.643420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041035/publication.txt
observed 7718297c70fe2b53662878f0e5e8f681...
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.