Pith Number

pith:WRQ4WM24

pith:2014:WRQ4WM24MDEEC2BISMSOMB65OC

not attested not anchored not stored refs pending

Integro-differential harmonic maps into spheres

Armin Schikorra

arxiv:1401.6854 v1 · 2014-01-27 · 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{WRQ4WM24MDEEC2BISMSOMB65OC}

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	2026-05-18T02:19:16.864181Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b461cb335c60c84168289324e607dd7098f56007c113f283fa028e21ce8fbed5

Aliases

arxiv: 1401.6854 · arxiv_version: 1401.6854v1 · doi: 10.48550/arxiv.1401.6854 · pith_short_12: WRQ4WM24MDEE · pith_short_16: WRQ4WM24MDEEC2BI · pith_short_8: WRQ4WM24

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/WRQ4WM24MDEEC2BISMSOMB65OC \
  | 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: b461cb335c60c84168289324e607dd7098f56007c113f283fa028e21ce8fbed5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8adc0039e4ed2670bd5204fe084d6969e58c697a28c18581572a0f2b269e76c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-01-27T14:05:48Z",
    "title_canon_sha256": "f8bb6556f83351c68e91c64c1982a78483a09d6a7fe250fca985293b50e0e7d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6854",
    "kind": "arxiv",
    "version": 1
  }
}