OpenTechnical

OT-2026-000037152

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000037152) never changes.

Identity and time

Publication numberOT-2026-000037152 · never reused
Internal UUID01a0ae77-7741-7017-bd41-7c8dc46072ee · 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-2026-000037152
StatusPUBLIC

Content hashes

Canonical text29a388796021b260742355a826e41b5d06f5b90f77343ee9e517177eed1e62da
Markdownf9c65ab84c1f4c4c90f70f79c2092f570a240ba7160e4422138d46f466060f9f
PDF
Publication page9638fd200bae43144968162089eee14f0444f10b41a874ca5467c80379cb79d4
Manifest0f23b6f5542a6586d293e71601aeb1c71ba2b038c7cab297c1f41cff1b7c0042

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
SignatureL+dm1CFcITHpXkJBZvIKFCZ+DM85IzMVZuHAYkIDunfUS+7q3Vu6xYos/wvRZbQ90a/uhFMGdTmSt+Rbui47Dg==
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

2026-09-17T11:25:02.159274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037152
observed 9638fd200bae43144968162089eee14f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.142623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037152/manifest.json
observed 0f23b6f5542a6586d293e71601aeb1c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.125756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037152/publication.md
observed f9c65ab84c1f4c4c90f70f79c2092f57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.109118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037152/publication.txt
observed 29a388796021b260742355a826e41b5d...
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.