OpenTechnical

OT-2026-000008817

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, vented 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-2026-000008817) never changes.

Identity and time

Publication numberOT-2026-000008817 · never reused
Internal UUID01a0ae6b-31b6-72e4-9639-1cd01db6f811 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008817
StatusPUBLIC

Content hashes

Canonical text6438e45cf1e7d8d951c39e78d9a88eca54ce28fbe524611438d73758dfdcb3a9
Markdown6afc24db3d3c43bd79e42a203528f7928e796e47772c2300c7d9dd160bc9bf35
PDF
Publication page0c3b27ce07fa5868af41a036622a628ec380994e3c88724541d8a7d28c8c0ad6
Manifest95d9f3005c457a2e88680bef3a27f978f58b9957840b64290e18c113a185c0e9

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
SignaturePNsiNpx/M6N0fM7tw+AfbDFDi/03cI/244cYVzBKCDHfA28Lfhy21vLfbqHWYBaeTWj9L/VVCLJkINbcfTT9DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:22.512125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008817
observed 0c3b27ce07fa5868af41a036622a628e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:22.494057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008817/manifest.json
observed 95d9f3005c457a2e88680bef3a27f978...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:22.476424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008817/publication.md
observed 6afc24db3d3c43bd79e42a203528f792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:22.457451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008817/publication.txt
observed 6438e45cf1e7d8d951c39e78d9a88eca...
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.