Pith Number

pith:FODIDPFG

pith:1997:FODIDPFG2O3D6RE44THNHRCGDR

not attested not anchored not stored refs pending

M-theory from its superalgebra

P.K. Townsend

arxiv:hep-th/9712004 v4 · 1997-12-01 · 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{FODIDPFG2O3D6RE44THNHRCGDR}

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	2026-07-04T14:33:09.053267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b8681bca6d3b63f449ce4ced3c4461c728599bcc5f984f63ac5cde1948c4b2a

Aliases

arxiv: hep-th/9712004 · arxiv_version: hep-th/9712004v4 · doi: 10.48550/arxiv.hep-th/9712004 · pith_short_12: FODIDPFG2O3D · pith_short_16: FODIDPFG2O3D6RE4 · pith_short_8: FODIDPFG

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/FODIDPFG2O3D6RE44THNHRCGDR \
  | 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: 2b8681bca6d3b63f449ce4ced3c4461c728599bcc5f984f63ac5cde1948c4b2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e86bbfabde5ef5803b078244c3ee14f7f172b7662a93fbddaa246d6e46678472",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1997-12-01T17:13:12Z",
    "title_canon_sha256": "837256d479578419a5ee406a469d0b55e5ad1259ad1a5f1a9ff8dc800314277b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9712004",
    "kind": "arxiv",
    "version": 4
  }
}