Pith Number

pith:JUGREGGW

pith:2014:JUGREGGWYW2MSEA4X2PIQERCKT

not attested not anchored not stored refs pending

An Inverse Kinematic Problem with Internal Sources

Gunther Uhlmann, Hanming Zhou, Leonid Pestov

arxiv:1409.7863 v1 · 2014-09-28 · math.DG · math.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JUGREGGWYW2MSEA4X2PIQERCKT}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:04:10.512724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d0d1218d6c5b4c9101cbe9e88122254e5e4ae590e4c173c296b927e0a14f053

Aliases

arxiv: 1409.7863 · arxiv_version: 1409.7863v1 · doi: 10.48550/arxiv.1409.7863 · pith_short_12: JUGREGGWYW2M · pith_short_16: JUGREGGWYW2MSEA4 · pith_short_8: JUGREGGW

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/JUGREGGWYW2MSEA4X2PIQERCKT \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 4d0d1218d6c5b4c9101cbe9e88122254e5e4ae590e4c173c296b927e0a14f053

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "036727e87a17f1f3e0f32d0846f25bce19fecbbffae242ff8125c82acfb555ea",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-09-28T02:10:58Z",
    "title_canon_sha256": "b50c4e78d54f0826aa290d1b7389ba69bf2d609538eedb7c1dbd5a4af62401d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.7863",
    "kind": "arxiv",
    "version": 1
  }
}