Pith Number

pith:TG3IVXPN

pith:2009:TG3IVXPNI4PJORGKEAKN3FTX4M

not attested not anchored not stored refs pending

New aspects of two-dimensional quantum gravity

J. Ambjorn, R. Loll, S. Zohren, W. Westra, Y. Watabiki

arxiv:0911.4208 v1 · 2009-11-21 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TG3IVXPNI4PJORGKEAKN3FTX4M}

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	2026-05-18T02:34:04.155572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99b68added471e9744ca2014dd9677e32f6c1b2cfff8174db22629937b078fa2

Aliases

arxiv: 0911.4208 · arxiv_version: 0911.4208v1 · doi: 10.48550/arxiv.0911.4208 · pith_short_12: TG3IVXPNI4PJ · pith_short_16: TG3IVXPNI4PJORGK · pith_short_8: TG3IVXPN

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/TG3IVXPNI4PJORGKEAKN3FTX4M \
  | 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: 99b68added471e9744ca2014dd9677e32f6c1b2cfff8174db22629937b078fa2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "673cb69f1ce6a9f8dd4784bd743bb37ec79fdb5f3115a605e6e65d883ed27530",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-11-21T23:35:51Z",
    "title_canon_sha256": "6ac881e7a34137784cbce48b57f90948d4268f6cd8ba1df96b29eba052e5c025"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.4208",
    "kind": "arxiv",
    "version": 1
  }
}