OpenTechnical

OT-2026-000037180

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000037180) never changes.

Identity and time

Publication numberOT-2026-000037180 · never reused
Internal UUID01a0ae77-7741-7332-bbf5-6c0743cf0d86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037180
StatusPUBLIC

Content hashes

Canonical text101b24edee433944322063abb8ba67a20e63f38e8df7a12778d764d1a447dbaa
Markdown86995c21050f9a93d7b3758edc8ea9d69e897f4444eeec395092abd1bc134ae3
PDF
Publication pagec865b3b32290cc484d4a95472294a2e56d622b18e9d9a12199ecdbc60c7d42e8
Manifest980a09828c63edb1ac9efc22705bc3a0f6773a8f730d75c6807f46ed8aaec572

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
SignatureBvhdHxrwv5LlqiyO3wIiylKEOmwhD8uBMNvLtCi6FvUykmAYOzd6aAR0QC2sbi0pKzkLRJbE5SSZnjZ0UJghDA==
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

2026-09-17T11:25:03.874561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037180
observed c865b3b32290cc484d4a95472294a2e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:03.857205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037180/manifest.json
observed 980a09828c63edb1ac9efc22705bc3a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:03.840683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037180/publication.md
observed 86995c21050f9a93d7b3758edc8ea9d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:03.823114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037180/publication.txt
observed 101b24edee433944322063abb8ba67a2...
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.