Pith Number

pith:BAO7HXWX

pith:2010:BAO7HXWXST2GQ3J5WOFXMYKGTT

not attested not anchored not stored refs pending

Minimum-Area Enclosing Triangle with a Fixed Angle

Jean-Lou De Carufel, Prosenjit Bose

arxiv:1009.3006 v2 · 2010-09-15 · 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{BAO7HXWXST2GQ3J5WOFXMYKGTT}

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	2026-05-18T03:22:17.607538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

081df3ded794f4686d3db38b7661469ce85023213c54528a20dc2d23e3122f4a

Aliases

arxiv: 1009.3006 · arxiv_version: 1009.3006v2 · doi: 10.48550/arxiv.1009.3006 · pith_short_12: BAO7HXWXST2G · pith_short_16: BAO7HXWXST2GQ3J5 · pith_short_8: BAO7HXWX

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/BAO7HXWXST2GQ3J5WOFXMYKGTT \
  | 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: 081df3ded794f4686d3db38b7661469ce85023213c54528a20dc2d23e3122f4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0fcc31dda374e38c62bbbc3c02cef24881d58c1ec7beb4765bc5fdbafc5f528",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2010-09-15T19:45:35Z",
    "title_canon_sha256": "d9073decfae2d9a5db97791f74f9780ff22a43e988b3a830727c0b0f7922664c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.3006",
    "kind": "arxiv",
    "version": 2
  }
}