OpenTechnical

OT-2026-000011314

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, single stage ejector, vented 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-2026-000011314) never changes.

Identity and time

Publication numberOT-2026-000011314 · never reused
Internal UUID01a0ae6c-88fd-7f15-aa14-ac138591a7cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011314
StatusPUBLIC

Content hashes

Canonical textaf2b093d09363eec1cd0374119be4b86176ccf6d861d305e09922a924d965a20
Markdown54288861d77356960dcfe75be4a3c71d44c88d4169f8329e88b5f7fac87c3677
PDF
Publication page84136a27bb9186791f2339f5d258cba6141e2e314910c29ce3522518bc2134cb
Manifest21d9e4bc6dbe9459f3e02c027d37fc02bbd3e7ed4e83909671fa270a984e836d

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
Signatureo2r61vDojZeNVWGl4J0BQx8HyXIKdat7040zF3rdvNOUc2xj4f1dpxtL+rNphnOqJsrJloj5pRYmAdBWaaHnDA==
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

2026-09-17T12:13:01.947523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011314
observed 84136a27bb9186791f2339f5d258cba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:01.923124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011314/manifest.json
observed 21d9e4bc6dbe9459f3e02c027d37fc02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:01.905698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011314/publication.md
observed 54288861d77356960dcfe75be4a3c71d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:01.887577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011314/publication.txt
observed af2b093d09363eec1cd0374119be4b86...
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.