OpenTechnical

OT-2026-000099567

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000099567) never changes.

Identity and time

Publication numberOT-2026-000099567 · never reused
Internal UUID01a0aea2-c975-7423-b963-b78002f01446 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099567
StatusPUBLIC

Content hashes

Canonical text4940e070afd70bf28c8e432740b69228060c4b03c062004b734e45613557e22f
Markdowne7f16e8bf5b64391163c1b980c0c46a39531c51199fb80787035fb26f4da93c4
PDF
Publication page5bcdcfa53a5bb19f2675d685ce8e04c0f31fbc4bc7ea2dc40b1334d4fbc20241
Manifest83eb46e0286f222dea4918a9d305b74f69e129f66b1d266e10d62488998c13c0

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
SignaturebXLIYc+2LuGUG+bgmCPblAIMaQUoNEJIjrJUTQ3nnGYFANG2l7+Ob/HVwf7puwgIhg/0qcKtfwk3FfJhVdBnCQ==
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

2026-09-17T09:29:28.908858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099567
observed 5bcdcfa53a5bb19f2675d685ce8e04c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.892853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099567/manifest.json
observed 83eb46e0286f222dea4918a9d305b74f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.874334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099567/publication.md
observed e7f16e8bf5b64391163c1b980c0c46a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.856897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099567/publication.txt
observed 4940e070afd70bf28c8e432740b69228...
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.