OpenTechnical

OT-2026-000010998

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, 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-2026-000010998) never changes.

Identity and time

Publication numberOT-2026-000010998 · never reused
Internal UUID01a0ae6c-540e-7672-8f57-3ca013745960 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010998
StatusPUBLIC

Content hashes

Canonical text63fb930b89dfe0198eaa429565914e4fe3fdc69d40e9e55c6405d2745af7347d
Markdownff8780f08e36305bdfe833df7c8f41a4cca6e5fe36d064d5d5042e806f8942a4
PDF
Publication page45f51df41ab6f571e812316a92fe2011c48ce578dcc1616e96160030558eb5a0
Manifest753d296bd7aa8536583fdcaff1b85e73b16df6c20d7c7852aa572cef145e5434

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
SignaturewWguvRRmX8tJ4Dbs42qvGBs0sRoDdOjBm1pTrl+WWJkGIaKL9o767yShDdflE8Te+X13+gveGoyPxzpzio0CBg==
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

2026-09-17T12:13:48.705187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010998
observed 45f51df41ab6f571e812316a92fe2011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:48.687946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010998/manifest.json
observed 753d296bd7aa8536583fdcaff1b85e73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:48.667395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010998/publication.md
observed ff8780f08e36305bdfe833df7c8f41a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:48.647108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010998/publication.txt
observed 63fb930b89dfe0198eaa429565914e4f...
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.