OpenTechnical

OT-2026-000032902

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000032902) never changes.

Identity and time

Publication numberOT-2026-000032902 · never reused
Internal UUID01a0ae75-4842-7a3c-8a69-a0221396171e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032902
StatusPUBLIC

Content hashes

Canonical text6f1a50a3eb8e33cca8445b2d588334e9927fcc74374b7d4cce2b852bbff168d9
Markdown24477f2f898a3b3bb9ec4260decb03d803e71cc6d2268da54de75c56c38232c9
PDF
Publication page4eb3ffe5e79b5209643404c3d8d15432e44609c2d393c1c41421b4ddcbdd93f9
Manifest14919a2887de7ddda15ca1e5515f3ddefd089963de05145f2a640d547323882b

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
SignatureeB70Q4+jBxf0tzzlinwdSzzND39OstkonDkUbHG19qd/8Vw3kGJQcFJrgYcIW3/3oOKhGbkcgUq1z8qzcOZqCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:32:29.438046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032902
observed 4eb3ffe5e79b5209643404c3d8d15432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:29.420675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032902/manifest.json
observed 14919a2887de7ddda15ca1e5515f3dde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:29.402751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032902/publication.md
observed 24477f2f898a3b3bb9ec4260decb03d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:29.384813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032902/publication.txt
observed 6f1a50a3eb8e33cca8445b2d588334e9...
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.