OpenTechnical

OT-2026-000068006

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000068006) never changes.

Identity and time

Publication numberOT-2026-000068006 · never reused
Internal UUID01a0ae8f-c4fe-7017-a1e2-08eb3e423f20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068006
StatusPUBLIC

Content hashes

Canonical text1c9271fae2e5c88875d54e3a03c32ae385b01ea6ceece7eac19ba42ef9505141
Markdown519a356a96a9147d28411c55e3780ad6b99f94222b7f6e82e5277f40f154d8b7
PDF
Publication page0a4262bb9a23f7a043ef9674375e577bf3fdba5ad5a5080651fc8ede4981a332
Manifested40a5cb51afa0d1556361a0eb5ae259ad116674f37450120ba93bfe72ad092f

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
SignatureVD2l7+NqZFv4Hc3MkVbI7Fwv50t0XkFYevMDwy3kLLuYR4w2fiXSl1FUb/pfF4M3RVKEqtAUbN7Yfnv+vuWfAg==
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

2026-09-17T10:30:33.675394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068006
observed 0a4262bb9a23f7a043ef9674375e577b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.659094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068006/manifest.json
observed ed40a5cb51afa0d1556361a0eb5ae259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.640683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068006/publication.md
observed 519a356a96a9147d28411c55e3780ad6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.621671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068006/publication.txt
observed 1c9271fae2e5c88875d54e3a03c32ae3...
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.