OpenTechnical

OT-2026-000019264

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000019264) never changes.

Identity and time

Publication numberOT-2026-000019264 · never reused
Internal UUID01a0ae6e-f392-7f4d-89e5-8ca24e86ceae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019264
StatusPUBLIC

Content hashes

Canonical textdf76b118ee362cb977f3b406e4eb5f186aa6f5af54a43492e23563c4f137022d
Markdownd5a835e45d3555a9797c076721e263c9f05f4c6649b37443c6089cc689cab767
PDF
Publication page45158b55b26d470d986ac8e78ca12f60eff341a94aad40e295b4c459bb7e5621
Manifesta4c6335a692c7da815899212d4d4031713ddce4c5182a9bc34c698d56fcf7d1d

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
Signature0B1+fOMltB1MRN1UL5Shdw+i8vBaYC0V1bAnlqJq+njWpskTB05blUIawMFQHht/fq3DS/VB8bSDoT651ajjBw==
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

2026-09-17T11:58:36.860236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019264
observed 45158b55b26d470d986ac8e78ca12f60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:36.842005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019264/manifest.json
observed a4c6335a692c7da815899212d4d40317...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:36.824383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019264/publication.md
observed d5a835e45d3555a9797c076721e263c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:36.806381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019264/publication.txt
observed df76b118ee362cb977f3b406e4eb5f18...
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.