OpenTechnical

OT-2026-000060019

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000060019) never changes.

Identity and time

Publication numberOT-2026-000060019 · never reused
Internal UUID01a0ae89-ec27-78c3-9166-c5fbc6df6681 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060019
StatusPUBLIC

Content hashes

Canonical text67967d35053452b49f39a3854aeb61abc332d3e0f907e58572094a8b73eb5ef9
Markdown5789f5950aa548d2447ed1980b8f1e6b25c57b04ba7fffa9f3ed5aa8282ea096
PDF
Publication pagedaa155192362adb7e8ccff200957e30c6fd7a8828c356f9563cb705ae1ce8982
Manifest2d80025ee8d15a12a30cf1e39881168ffe7602e273009577236291800831dccf

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
SignatureYZlq86DIcnz7+utdzonhm6cvmSbWdiPChEx9grIc1cgBsLIP4MxFn7JylZA5dR2kvgJ5CKdDOoqrt5rniD7/Dw==
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

2026-09-17T10:44:49.083299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060019
observed daa155192362adb7e8ccff200957e30c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:49.065151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060019/manifest.json
observed 2d80025ee8d15a12a30cf1e39881168f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:49.047648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060019/publication.md
observed 5789f5950aa548d2447ed1980b8f1e6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:49.031657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060019/publication.txt
observed 67967d35053452b49f39a3854aeb61ab...
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.