Pith Number

pith:2RKET4MP

pith:2015:2RKET4MPESX43UIRZIXHZBX5C7

not attested not anchored not stored refs pending

Stringy Horizons

Amit Giveon, David Kutasov, Nissan Itzhaki

arxiv:1502.03633 v2 · 2015-02-12 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2RKET4MPESX43UIRZIXHZBX5C7}

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	2026-05-18T02:25:55.491622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d45449f18f24afcdd111ca2e7c86fd17eca813874686fd1bfc813004d7f2fe49

Aliases

arxiv: 1502.03633 · arxiv_version: 1502.03633v2 · doi: 10.48550/arxiv.1502.03633 · pith_short_12: 2RKET4MPESX4 · pith_short_16: 2RKET4MPESX43UIR · pith_short_8: 2RKET4MP

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/2RKET4MPESX43UIRZIXHZBX5C7 \
  | 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: d45449f18f24afcdd111ca2e7c86fd17eca813874686fd1bfc813004d7f2fe49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aef5a14159ae46dd7f138ed1267bb79bcad80df1012629018df995efb872b535",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-02-12T12:39:40Z",
    "title_canon_sha256": "887fa9e5d420b6460318b254b53f46252a64269e5e24b8dc8e25d3dce7f73c93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03633",
    "kind": "arxiv",
    "version": 2
  }
}