OpenTechnical

OT-2026-000048608

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000048608) never changes.

Identity and time

Publication numberOT-2026-000048608 · never reused
Internal UUID01a0ae80-4de8-7c9f-85c8-6fdf5b178727 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048608
StatusPUBLIC

Content hashes

Canonical text2192c4ad210bb3f5c2fb8103c4cc55787d7ac3e1c9dfbe2afa286f6949311be8
Markdown8f12a925b3f786317eb4c9beeb564cf02083185e98f0b916b88f56a5ff028cd0
PDF
Publication page253cfc3c7c87493da75d43d798ce95d78a83c9e550fa3e4f1d6d0c52e6b935d9
Manifest7fa7308f4313a6379f76ae8056e04a6f180e863fe81d7b6b3085c63f5d4a4627

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
Signaturev06adDsMvoR7iI20tUziTtWuU6t9Q+xgb2jptcOnYNg3LB7QWf/020v4kxlKWX1qt/YVn8drU7+K6NdQPtCXBg==
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

2026-09-17T11:05:25.424786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048608
observed 253cfc3c7c87493da75d43d798ce95d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:25.405815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048608/manifest.json
observed 7fa7308f4313a6379f76ae8056e04a6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:25.386531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048608/publication.md
observed 8f12a925b3f786317eb4c9beeb564cf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:25.368781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048608/publication.txt
observed 2192c4ad210bb3f5c2fb8103c4cc5578...
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.