Pith Number

pith:RKGEJG56

pith:2011:RKGEJG56D5OVADC5B2LWRSUPRS

not attested not anchored not stored refs pending

Global well-posedness for 2D radial Schr\"odinger maps into the sphere

Eva Koo, Stephen Gustafson

arxiv:1105.5659 v1 · 2011-05-27 · 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{RKGEJG56D5OVADC5B2LWRSUPRS}

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	2026-05-18T04:21:01.847691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a8c449bbe1f5d500c5d0e9768ca8f8c911869583871427c565753b15829578f

Aliases

arxiv: 1105.5659 · arxiv_version: 1105.5659v1 · doi: 10.48550/arxiv.1105.5659 · pith_short_12: RKGEJG56D5OV · pith_short_16: RKGEJG56D5OVADC5 · pith_short_8: RKGEJG56

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/RKGEJG56D5OVADC5B2LWRSUPRS \
  | 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: 8a8c449bbe1f5d500c5d0e9768ca8f8c911869583871427c565753b15829578f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39f91281676592bb43b36e3b6d57721e1fe5d87b2c46bbe483dd7e9ef2bebe0f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-05-27T21:16:07Z",
    "title_canon_sha256": "763016bc90e52d981f289c64cfe95128b44f9da441e7e2d4d2a483b6872f1dff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5659",
    "kind": "arxiv",
    "version": 1
  }
}