OpenTechnical

OT-2026-000026124

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000026124) never changes.

Identity and time

Publication numberOT-2026-000026124 · never reused
Internal UUID01a0ae71-a840-7cf4-a7fa-8f023c84e141 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026124
StatusPUBLIC

Content hashes

Canonical text7cf17131f6e4e8d1665d3a8b9d126b07e3a5854d4eaf89007cb6abc9ff337e87
Markdowned5ff85c85028157e050ad018fb220d4c281c7fbef13f577a9b799ecb007cf78
PDF
Publication pagead5193f5ecc91f4d060dcfd9c0613659f8dc3247d6a8cd5a39160b3ed4172220
Manifest0ecc2cee123beff739d6f7aead79c9b21b514bbeff51a1d843854409ed1883e7

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
Signaturem52zKIB8rucABhuhShPOGTsyRMRgg+Ig/fb27ULbqqvikTU30mfVqUeFfXESNjflO9/0Xdagcl4oFSZmKcE6BQ==
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

2026-09-17T11:46:37.802442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026124
observed ad5193f5ecc91f4d060dcfd9c0613659...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:37.777664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026124/manifest.json
observed 0ecc2cee123beff739d6f7aead79c9b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:37.756049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026124/publication.md
observed ed5ff85c85028157e050ad018fb220d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:37.732344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026124/publication.txt
observed 7cf17131f6e4e8d1665d3a8b9d126b07...
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.