Pith Number

pith:EBC6LVC5

pith:2017:EBC6LVC5M37Y4OUDN47DX4QIJS

not attested not anchored not stored refs pending

Boundary First Flattening

Keenan Crane, Rohan Sawhney

arxiv:1704.06873 v2 · 2017-04-23 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EBC6LVC5M37Y4OUDN47DX4QIJS}

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	2026-05-18T00:25:01.845963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2045e5d45d66ff8e3a836f3e3bf2084c852a47cc723a942a2bb6aacbb8a4fb2a

Aliases

arxiv: 1704.06873 · arxiv_version: 1704.06873v2 · doi: 10.48550/arxiv.1704.06873 · pith_short_12: EBC6LVC5M37Y · pith_short_16: EBC6LVC5M37Y4OUD · pith_short_8: EBC6LVC5

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/EBC6LVC5M37Y4OUDN47DX4QIJS \
  | 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: 2045e5d45d66ff8e3a836f3e3bf2084c852a47cc723a942a2bb6aacbb8a4fb2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54a388446a2b1d4070df4cacb3e33d243178143895aa1ce924d72a7d1663ee12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2017-04-23T02:43:33Z",
    "title_canon_sha256": "89a142274399187fe2e196ed73611e04178953608a393a75679a973a58086da8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06873",
    "kind": "arxiv",
    "version": 2
  }
}