OpenTechnical

OT-2026-000086234

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, 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-2026-000086234) never changes.

Identity and time

Publication numberOT-2026-000086234 · never reused
Internal UUID01a0ae99-e82c-7251-8a3a-464c0cfe6748 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086234
StatusPUBLIC

Content hashes

Canonical text24de660e2b82133b92368ba9b9d9b3c87ebc66abcce231e4bebce53df911df59
Markdown376456348ccbe7a422fbe9c19e7753b72384e728548f9035ae366c83970665d9
PDF
Publication pagecda9fad860be357202f542579de364af35e27a1c8e53146011e9324df2b71d20
Manifest816439905de5ff0d0d3a7c2ce13921f5d1fd2c6b3ce89a064a58dba9ad3d87cf

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
SignatureCtufMFwmyE+XNmrMKAAL9SyJtmYNpZLvCnApuA3LuRsNJoBmttL2+xg6VJtkBYPAVqAYiHFcNjTJQjFbStglDQ==
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

2026-09-17T09:53:55.319238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086234
observed cda9fad860be357202f542579de364af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:55.303196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086234/manifest.json
observed 816439905de5ff0d0d3a7c2ce13921f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:55.287019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086234/publication.md
observed 376456348ccbe7a422fbe9c19e7753b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:55.270794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086234/publication.txt
observed 24de660e2b82133b92368ba9b9d9b3c8...
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.