OpenTechnical

OT-2026-000085400

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, sustained blow-off 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-2026-000085400) never changes.

Identity and time

Publication numberOT-2026-000085400 · never reused
Internal UUID01a0ae99-aaab-7922-824d-e70b25c1f17b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085400
StatusPUBLIC

Content hashes

Canonical text58e146f2bc59ce359f237bd0d0fa1c2191eabfa732f8b9b86a5b0c7108f19d98
Markdown47e80ca02a968a2fc54cdb7f26b7356423bb317417284bacd264c24db172b0ee
PDF
Publication page4099afc47a7f41b9bb068c153c8763b55f4de8480695f4bf9920adabb3e67d52
Manifest82a184f11ffe2e55c646924b1fb09c68b1fa5ee918fa8fb4b757f7de9002570c

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
SignaturegUzh9Yu2G0CTK6E/kWaoe1Rit9sOGqq2D0IOmSNGgogPvN6VUx8EdFo8WM3TWEv63vA1vz/7XoqS4obaJynnDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:10.096306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085400
observed 4099afc47a7f41b9bb068c153c8763b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:10.079298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085400/manifest.json
observed 82a184f11ffe2e55c646924b1fb09c68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:10.061135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085400/publication.md
observed 47e80ca02a968a2fc54cdb7f26b73564...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:10.044366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085400/publication.txt
observed 58e146f2bc59ce359f237bd0d0fa1c21...
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.