Pith Number

pith:SM4Y7TRO

pith:2012:SM4Y7TROCE3MO5M2OQHXCPOT2D

not attested not anchored not stored refs pending

Geometric Computations on Indecisive and Uncertain Points

Allan Jorgensen, Jeff M. Phillips, Maarten L\"offler

arxiv:1205.0273 v1 · 2012-05-01 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SM4Y7TROCE3MO5M2OQHXCPOT2D}

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	2026-05-18T03:56:34.865846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93398fce2e1136c7759a740f713dd3d0d68d23c7ab1f8fbbaca118fde5d7ce68

Aliases

arxiv: 1205.0273 · arxiv_version: 1205.0273v1 · doi: 10.48550/arxiv.1205.0273 · pith_short_12: SM4Y7TROCE3M · pith_short_16: SM4Y7TROCE3MO5M2 · pith_short_8: SM4Y7TRO

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/SM4Y7TROCE3MO5M2OQHXCPOT2D \
  | 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: 93398fce2e1136c7759a740f713dd3d0d68d23c7ab1f8fbbaca118fde5d7ce68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c870e081d51e1c82da3c0c9a008a9bfbcdc9e53b82c4672c7751b98d6ea5ce93",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2012-05-01T22:32:59Z",
    "title_canon_sha256": "e17c24cdf8557671522f18e9b797f986aee89b57e475d8d7924fca604c4c43d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.0273",
    "kind": "arxiv",
    "version": 1
  }
}