OpenTechnical

OT-2026-000042554

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, sustained blow-off after 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-2026-000042554) never changes.

Identity and time

Publication numberOT-2026-000042554 · never reused
Internal UUID01a0ae7a-c0cd-7976-931c-7169d580914b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042554
StatusPUBLIC

Content hashes

Canonical text8cd2604fbf57ad50b758f946ed506cf427c1e9f205849fc7dbb616142a5bbd99
Markdown9813cba11451ee698ed372f286fb2e5067740e923e4e3770ce646c4993aa8175
PDF
Publication pagece834fbdc771beac9540bd5770ea372dcabdb8969c474a1f432a6d74d1905bf9
Manifestca1b15a9f2c9b00924d0797ba09bcb25d530fc75084fd22df4590f0b4cf91ade

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
SignaturelXJF/nco2mhxw2np0J8bcnbvo0eDF5ZyOLSI0S00BwOvmZ1bT307WoQIk5gdMVwM/GOIhxAeniF69BP5fHvwCw==
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

2026-09-17T11:14:15.734055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042554
observed ce834fbdc771beac9540bd5770ea372d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:15.714936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042554/manifest.json
observed ca1b15a9f2c9b00924d0797ba09bcb25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:15.696740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042554/publication.md
observed 9813cba11451ee698ed372f286fb2e50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:15.677705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042554/publication.txt
observed 8cd2604fbf57ad50b758f946ed506cf4...
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.