OpenTechnical

OT-2026-000061083

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000061083) never changes.

Identity and time

Publication numberOT-2026-000061083 · never reused
Internal UUID01a0ae8b-137d-7f2d-a3fb-3eccc5a8a871 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061083
StatusPUBLIC

Content hashes

Canonical text93644c1436782b9329c777991f97344158baa1478e2199d4c6c899038c4730eb
Markdown56faf63e54340bbaec061859cd26f91dc0b9dcdbd306288d72f951fe2e9a5cb9
PDF
Publication pagee2df191110f174f592187f5ee48b24e796db9f8a3fddd804088bd364c741d643
Manifest3d181ca271e8b0d9eb0a5b998c99476061c0bf9a4f4405eaca62785015afec23

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
Signature1ZqPAUihdj6Q6xZksKiPCcRI6LkmY5yiXNnnHFwBe4BQen4IejBSRJHqqv1tp24iLsLV5CsaXFnDknfzCOLOCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:26.812912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061083
observed e2df191110f174f592187f5ee48b24e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:26.792978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061083/manifest.json
observed 3d181ca271e8b0d9eb0a5b998c994760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:26.774324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061083/publication.md
observed 56faf63e54340bbaec061859cd26f91d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:26.756495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061083/publication.txt
observed 93644c1436782b9329c777991f973441...
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.