OpenTechnical

OT-2026-000047666

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000047666) never changes.

Identity and time

Publication numberOT-2026-000047666 · never reused
Internal UUID01a0ae7f-c41f-7293-b710-377d3ae0a763 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047666
StatusPUBLIC

Content hashes

Canonical textde1f43a0a57c5d1e2fc52c977759f59c9e050b6d2a5da0a9509c2c1c66ae312e
Markdowne10e169ca0b51c6a05580721ae50c9e1f5c3e9245c3913fd01762689023e77b1
PDF
Publication pageed5dc7c872f36b317dafb3220b38a3b1c1e856b0a115681325fe5281febea29f
Manifestb29d9691aed9c6ecbb54d228ef979d3fdd2eb8ecd5d78d087d472f75d7b10547

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
Signatureo/cPZbeIcr06q+/iZ+4FMm7ZOZu0VMV61Wz9Q4rtYX01LHdAeYYCdRLjOkbQ25VtiZpqUm8VPyOqCoiQy/y/CQ==
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

2026-09-17T11:05:30.510046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047666
observed ed5dc7c872f36b317dafb3220b38a3b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:30.491120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047666/manifest.json
observed b29d9691aed9c6ecbb54d228ef979d3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:30.471038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047666/publication.md
observed e10e169ca0b51c6a05580721ae50c9e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:30.451838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047666/publication.txt
observed de1f43a0a57c5d1e2fc52c977759f59c...
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.