Pith Number

pith:SWWAR2W2

pith:2012:SWWAR2W2U6XQJDTMREZG54YASN

not attested not anchored not stored refs pending

Topics on the geometry of D-brane charges and Ramond-Ramond fields - Part II: Low-degree RR fields

Fabio Ferrari Ruffino

arxiv:1201.4143 v1 · 2012-01-19 · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SWWAR2W2U6XQJDTMREZG54YASN}

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	2026-05-18T04:04:15.824152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95ac08eadaa7af048e6c89326ef300935acfd5f41ec4b2e459a299bb375bacc6

Aliases

arxiv: 1201.4143 · arxiv_version: 1201.4143v1 · doi: 10.48550/arxiv.1201.4143 · pith_short_12: SWWAR2W2U6XQ · pith_short_16: SWWAR2W2U6XQJDTM · pith_short_8: SWWAR2W2

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/SWWAR2W2U6XQJDTMREZG54YASN \
  | 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: 95ac08eadaa7af048e6c89326ef300935acfd5f41ec4b2e459a299bb375bacc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eea6f1d0f22d4e1b895e9e364dc565bdee5d865ed733543aff375a5e3db2f6de",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-01-19T18:47:12Z",
    "title_canon_sha256": "8596c4101df81336022f6ffaf669e05d20b9e280162586de4d76166d50af63e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.4143",
    "kind": "arxiv",
    "version": 1
  }
}