OpenTechnical

OT-2026-000095093

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, 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-2026-000095093) never changes.

Identity and time

Publication numberOT-2026-000095093 · never reused
Internal UUID01a0ae9f-2df1-7ac0-b3f8-8278ec1f57fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095093
StatusPUBLIC

Content hashes

Canonical text4942945fbc9c82778e8bf82991db008e713720b272e6310e3a8b418051dac936
Markdownbbbd04762b1df9c053d0febe25492c450af0645e88637f6dfa748e1efed3927b
PDF
Publication pagec24cb53ac705ee45f8948cff1335742de00e012f998920360d77c8adb5eb4674
Manifest1dbac277f8fb9b3d13e1297e96f6d3ec2d93346848ab9d3e039b3630d5875d5f

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
SignatureLL1xGq3fDVWpLLDmPNKc4MzvQK2kad9Wdd2JyWYcokWlWnYVFD9g/NtQMD557Zan2TmQubuS7c1SLW6APBfCCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:41.938104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095093
observed c24cb53ac705ee45f8948cff1335742d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:41.918156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095093/manifest.json
observed 1dbac277f8fb9b3d13e1297e96f6d3ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:41.898906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095093/publication.md
observed bbbd04762b1df9c053d0febe25492c45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:41.879327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095093/publication.txt
observed 4942945fbc9c82778e8bf82991db008e...
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.