OpenTechnical

OT-2026-000056688

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000056688) never changes.

Identity and time

Publication numberOT-2026-000056688 · never reused
Internal UUID01a0ae87-7af6-7eef-9b62-98438bf6723d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056688
StatusPUBLIC

Content hashes

Canonical text99b1303bc1be8854cb50e04091eb837444d8e09224c629ce7d254bcc6f032863
Markdownb7211b9b8028bbd33564cabfeb62460f8b38b65f7e965839fd1ea4cb909a3106
PDF
Publication page19f0818b1ad0360e13d1259564c37ceb8ecd7080c12967875c448aaa86fb10f1
Manifesta592ddef21698bbaf094c854a306df15f6cc827855e012e13d9767f1beb83560

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
SignatureeDPJS2c2QSxP1FYKhBHwA9mwJ58d1C21M6joed19mZNDxyxFfXbwiaDTOCyGP2N3hG9ZeIVaNkYKmZFRuZL9Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:05.503707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056688
observed 19f0818b1ad0360e13d1259564c37ceb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:05.486571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056688/manifest.json
observed a592ddef21698bbaf094c854a306df15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:05.468780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056688/publication.md
observed b7211b9b8028bbd33564cabfeb62460f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:05.451544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056688/publication.txt
observed 99b1303bc1be8854cb50e04091eb8374...
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.