Pith Number

pith:CIHA72GN

pith:2012:CIHA72GNOKTXML3U4WAXFWCBUP

not attested not anchored not stored refs pending

Strings and D-branes in curved space-time

Walter H. Baron

arxiv:1211.1942 v1 · 2012-11-08 · 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{CIHA72GNOKTXML3U4WAXFWCBUP}

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	2026-05-18T03:41:13.180517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

120e0fe8cd72a7762f74e58172d841a3fa41a9825d3287c2c79c636884841d8b

Aliases

arxiv: 1211.1942 · arxiv_version: 1211.1942v1 · doi: 10.48550/arxiv.1211.1942 · pith_short_12: CIHA72GNOKTX · pith_short_16: CIHA72GNOKTXML3U · pith_short_8: CIHA72GN

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/CIHA72GNOKTXML3U4WAXFWCBUP \
  | 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: 120e0fe8cd72a7762f74e58172d841a3fa41a9825d3287c2c79c636884841d8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e54b336144b345e9db24ad7b3756c3d176f83ddd11adf6fd316d5b3e1a79c946",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-11-08T18:56:22Z",
    "title_canon_sha256": "9683052b52253768829f02d9632dbfe888c7e48b943b134102400884fff01ecb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.1942",
    "kind": "arxiv",
    "version": 1
  }
}