Pith Number

pith:YOFAWGMY

pith:2013:YOFAWGMYKAUUM4LOVJ6C3WLLSY

not attested not anchored not stored refs pending

Lorentzian area measures and the Christoffel problem

Fran\c{c}ois Fillastre, Giona Veronelli

arxiv:1302.6169 v2 · 2013-02-25 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YOFAWGMYKAUUM4LOVJ6C3WLLSY}

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	2026-05-18T02:27:58.953104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c38a0b1998502946716eaa7c2dd96b961f09c95d1b6f8b8a3dca27039f39ae69

Aliases

arxiv: 1302.6169 · arxiv_version: 1302.6169v2 · doi: 10.48550/arxiv.1302.6169 · pith_short_12: YOFAWGMYKAUU · pith_short_16: YOFAWGMYKAUUM4LO · pith_short_8: YOFAWGMY

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/YOFAWGMYKAUUM4LOVJ6C3WLLSY \
  | 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: c38a0b1998502946716eaa7c2dd96b961f09c95d1b6f8b8a3dca27039f39ae69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7f1ef4e195b5f4c73af9f85c0bb2f14b6ca0bc3e39495c013ef369fa76f7bb4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-02-25T17:35:45Z",
    "title_canon_sha256": "4526d105881f04e59c67bbc4b2bffc10a7b63e9aae49d2855cff438ef226d33b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6169",
    "kind": "arxiv",
    "version": 2
  }
}