OpenTechnical

OT-2026-000011007

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, two 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-2026-000011007) never changes.

Identity and time

Publication numberOT-2026-000011007 · never reused
Internal UUID01a0ae6c-540e-79fc-8c3d-07e09abc5574 · 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-2026-000011007
StatusPUBLIC

Content hashes

Canonical text0aef5556dd3e69e62077d8612d00560f438cac5d734ad23bb74559af43384d11
Markdown48e3cf3acd95f2cfb7ef38686ef548e62951327f97e71546b2a04d8a971e0388
PDF
Publication page791e0c52969f195a8cb97727cef1e4b1ad8a183a93ab32f179e1c8798d2cd197
Manifest6c73ecdda8d85bd866827333d040b95d26d7ee0243eae4ab15369d198ff70e23

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
Signatureu9jaEyY0ebTP6l/FKNKRQkyv/l8qmCA7Ipdzm+I4x0j3nW0GHtGL6vIgsKvdd9h4pOvB0s1xHmzr74o1yf94AA==
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

2026-09-17T12:13:49.473979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011007
observed 791e0c52969f195a8cb97727cef1e4b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:49.456314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011007/manifest.json
observed 6c73ecdda8d85bd866827333d040b95d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:49.434211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011007/publication.md
observed 48e3cf3acd95f2cfb7ef38686ef548e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:49.413104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011007/publication.txt
observed 0aef5556dd3e69e62077d8612d00560f...
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.