OpenTechnical

OT-2026-000045025

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045025) never changes.

Identity and time

Publication numberOT-2026-000045025 · never reused
Internal UUID01a0ae7c-f767-7f90-90a6-887385274f3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045025
StatusPUBLIC

Content hashes

Canonical text42870babec3fc71c9c48c0837103fc5a1e43fa62ca2a5abcced8593c7ff9ea77
Markdowna3d136ce389ca3c746191164dc8b8398d838f9cc7bfbfcedb8451c014f1d4c8e
PDF
Publication pageeba70b05be430eff8f05a711be3c2d09666d3974969e0d6de4b8ab03271c3106
Manifestd2a299fc7c92a8f71b2d4593b9506056f5c9b2f615b23b24c98d7fd1816d0a1e

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
SignatureQ/3nK+e5+++nx1py2aNi6iSCnfBX8PXMvuvlkl2YSW+NI+86KYh6rfFCF91sqgIs3ntxX7agsR3Kr8gKSu59BA==
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

2026-09-17T11:10:02.214697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045025
observed eba70b05be430eff8f05a711be3c2d09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:02.194904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045025/manifest.json
observed d2a299fc7c92a8f71b2d4593b9506056...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:02.174303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045025/publication.md
observed a3d136ce389ca3c746191164dc8b8398...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:02.153585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045025/publication.txt
observed 42870babec3fc71c9c48c0837103fc5a...
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.