Pith Number

pith:SURJ7MFW

pith:2015:SURJ7MFWORW7BLCUKZHNI254PG

not attested not anchored not stored refs pending

F-theory Superspace

Warren Siegel, William D. Linch III

arxiv:1501.02761 v1 · 2015-01-12 · 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{SURJ7MFWORW7BLCUKZHNI254PG}

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	2026-05-18T02:29:37.306621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95229fb0b6746df0ac54564ed46bbc7990c82cad87444a1a9b72a15761fad73b

Aliases

arxiv: 1501.02761 · arxiv_version: 1501.02761v1 · doi: 10.48550/arxiv.1501.02761 · pith_short_12: SURJ7MFWORW7 · pith_short_16: SURJ7MFWORW7BLCU · pith_short_8: SURJ7MFW

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/SURJ7MFWORW7BLCUKZHNI254PG \
  | 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: 95229fb0b6746df0ac54564ed46bbc7990c82cad87444a1a9b72a15761fad73b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c05f85be96f110738a37bea9a1f6e115eb55211fed42442b560ae21b0f906aba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-01-12T19:28:35Z",
    "title_canon_sha256": "66099785539c4eb19c3da563d979305b6870875c0079e4cac2efca860b3a89de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.02761",
    "kind": "arxiv",
    "version": 1
  }
}