OpenTechnical

OT-2026-000086004

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two 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-2026-000086004) never changes.

Identity and time

Publication numberOT-2026-000086004 · never reused
Internal UUID01a0ae99-e82a-7b15-8744-009380458382 · 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-2026-000086004
StatusPUBLIC

Content hashes

Canonical text52097816e82a0c72a89c9db5279da2ec63584488141aa5d48c1717eb630f6540
Markdown67fc19057ac2864c1810cd98cd6a04d8dac1a2c6b222784da7e682693c7b4793
PDF
Publication pageaab8d7a3ad761b08208c3094697475f02561fa6085b24b67d66a6175e5f8005f
Manifestb5f1a1851665c5389a779c328b740a847da34ef56b0a60e0d3618723a59db9a7

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
Signaturecna43U6bw2QPVlH+T1OBVty86aqBUjqXnABmx/nEdUyfVwmZOKch+V98/smhJPhDnVmYJ47b0Zqot2mTGrTwBA==
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

2026-09-17T09:52:59.378141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086004
observed aab8d7a3ad761b08208c3094697475f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:59.360156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086004/manifest.json
observed b5f1a1851665c5389a779c328b740a84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:59.342970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086004/publication.md
observed 67fc19057ac2864c1810cd98cd6a04d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:59.325015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086004/publication.txt
observed 52097816e82a0c72a89c9db5279da2ec...
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.