Pith Number

pith:TNL64PLQ

pith:2012:TNL64PLQKASTRD77EJBM5ECHME

not attested not anchored not stored refs pending

M-Horizons

G. Papadopoulos, J. Gutowski

arxiv:1207.7086 v2 · 2012-07-30 · 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{TNL64PLQKASTRD77EJBM5ECHME}

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	2026-05-18T01:56:00.951558Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b57ee3d705025388fff2242ce90476117eb50fe3ae2a9fb805955d6e22a27ed

Aliases

arxiv: 1207.7086 · arxiv_version: 1207.7086v2 · doi: 10.48550/arxiv.1207.7086 · pith_short_12: TNL64PLQKAST · pith_short_16: TNL64PLQKASTRD77 · pith_short_8: TNL64PLQ

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/TNL64PLQKASTRD77EJBM5ECHME \
  | 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: 9b57ee3d705025388fff2242ce90476117eb50fe3ae2a9fb805955d6e22a27ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c441da9a580521cd07e27326de843d018888437e26c2887699335126420ba8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-07-30T20:03:47Z",
    "title_canon_sha256": "e4f749009b8467843f254c259283e644fd904583558e6bb7bd63528203cb4487"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.7086",
    "kind": "arxiv",
    "version": 2
  }
}