OpenTechnical

OT-2026-000042048

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000042048) never changes.

Identity and time

Publication numberOT-2026-000042048 · never reused
Internal UUID01a0ae7a-5d70-749b-808b-909ef6297168 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042048
StatusPUBLIC

Content hashes

Canonical text4fcdc61854d50fbe864381b5f084d1f51f9d23a62c9395f1261c5605f47d1bb4
Markdownf00b4c07382f185be20a9197ddd50213fe15b41eae0d55641b864a49c8e866fb
PDF
Publication pagef74137c3e3ac503e88d43ac878ea720869ee00317d1a226c94421b56308f8528
Manifestb5f140f3d7fc112403a9ce245be97fbe972ce09eaab1ac116728ede8dbcf3b0b

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
SignatureL12Z1+RuuaRw8BUBR9Zhn7WcTgZPE9rvhxylAm7x+MpNd9dExS0zS6pSljQh313eHP+sONYN5I4NTZlwmPkADQ==
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

2026-09-17T11:15:33.768234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042048
observed f74137c3e3ac503e88d43ac878ea7208...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:33.749393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042048/manifest.json
observed b5f140f3d7fc112403a9ce245be97fbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:33.731000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042048/publication.md
observed f00b4c07382f185be20a9197ddd50213...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:33.711759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042048/publication.txt
observed 4fcdc61854d50fbe864381b5f084d1f5...
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.