OpenTechnical

OT-2026-000047212

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000047212) never changes.

Identity and time

Publication numberOT-2026-000047212 · never reused
Internal UUID01a0ae7e-d0f9-7bae-95f9-fed59b5ee605 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047212
StatusPUBLIC

Content hashes

Canonical texte27c57afd585f5d1e4118d0ae102e97cdd2a36e23abf11c3682d82054ebe755f
Markdown664790ce2e99371b97259716262fa9aa3efe42452971bda2ee2efa35fe597d40
PDF
Publication paged3ffd6faa3168f3682b5fe98ec8f129f3a526434327b76a657b226121b6cca73
Manifest1afa2332fd48f450188f8a4e432db3c28274b707d06a37e720e5f2227437ed48

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
SignaturemU186zkNXMcuzkubfLkE7sGlVSHyzudq+bTMcacIj/xx56gY1BhwGLfylybgVY0+NKY9cnOuTxKCSwdnaIH5Cg==
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

2026-09-17T11:08:02.807363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047212
observed d3ffd6faa3168f3682b5fe98ec8f129f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:02.786502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047212/manifest.json
observed 1afa2332fd48f450188f8a4e432db3c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:02.768399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047212/publication.md
observed 664790ce2e99371b97259716262fa9aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:02.749368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047212/publication.txt
observed e27c57afd585f5d1e4118d0ae102e97c...
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.