Pith Number

pith:HEWMWKML

pith:2013:HEWMWKMLEFLRYBFKNP3SUCHKYE

not attested not anchored not stored refs pending

Regina Lectures on Fat Points

Brian Harbourne, Susan Cooper

arxiv:1310.3552 v1 · 2013-10-14 · math.AG · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HEWMWKMLEFLRYBFKNP3SUCHKYE}

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	2026-05-18T03:10:35.387432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

392ccb298b21571c04aa6bf72a08eac1067cc2ab7654db277c540c21ec0a17d4

Aliases

arxiv: 1310.3552 · arxiv_version: 1310.3552v1 · doi: 10.48550/arxiv.1310.3552 · pith_short_12: HEWMWKMLEFLR · pith_short_16: HEWMWKMLEFLRYBFK · pith_short_8: HEWMWKML

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/HEWMWKMLEFLRYBFKNP3SUCHKYE \
  | 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: 392ccb298b21571c04aa6bf72a08eac1067cc2ab7654db277c540c21ec0a17d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e61d7e7899431daf20886420b203e54434439e2fb40220b3ce1cd7ee902a5497",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-10-14T03:28:58Z",
    "title_canon_sha256": "367d6eaf1b7a8bba7b52f3c7ba1ef1fe01ef33bd869fcd86d01c36b62e75a8ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.3552",
    "kind": "arxiv",
    "version": 1
  }
}