OpenTechnical

OT-2026-000046811

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000046811) never changes.

Identity and time

Publication numberOT-2026-000046811 · never reused
Internal UUID01a0ae7e-d0f4-7fce-bb47-1a592a7e3bb2 · 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-2026-000046811
StatusPUBLIC

Content hashes

Canonical text63b48ad940994db304f794b0413c0adedc46c01fbcb724af604754abef162c77
Markdown06311e6e72af517d57f962ff3096bc2cf9aa30d0566084439fac464261e00796
PDF
Publication page14e28dd55f1517e7f23c3fea0f92ea53f912fc1b9336f1e0e23c6fa4fe530ddd
Manifestcd2d659539ad59d62cab1e5838bc777ff88d9b803af1e26d28d307e22698f573

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
Signature9HQCC+kgVB6RcFE+V4ozGuisY7A0p6g+JmCxvnut8Y86EQ8iwGIZGxvJEgoE2o9WIdzRxyFCmYztp8jxmKNICw==
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

2026-09-17T11:06:54.055210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046811
observed 14e28dd55f1517e7f23c3fea0f92ea53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.036458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046811/manifest.json
observed cd2d659539ad59d62cab1e5838bc777f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.017819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046811/publication.md
observed 06311e6e72af517d57f962ff3096bc2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:53.998699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046811/publication.txt
observed 63b48ad940994db304f794b0413c0ade...
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.