Pith Number

pith:UIKXEBI3

pith:2004:UIKXEBI3Q4JKPYHSYBRDA6BR6B

not attested not anchored not stored refs pending

The explicit form of the effective action for F1 and D-branes

Donald Marolf, Luca Martucci, Pedro J. Silva

arxiv:hep-th/0404197 v1 · 2004-04-25 · 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{UIKXEBI3Q4JKPYHSYBRDA6BR6B}

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	2026-07-04T16:48:46.869570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a21572051b8712a7e0f2c062307831f056c6bf38ce78774cf2923271e3b3d2c2

Aliases

arxiv: hep-th/0404197 · arxiv_version: hep-th/0404197v1 · doi: 10.48550/arxiv.hep-th/0404197 · pith_short_12: UIKXEBI3Q4JK · pith_short_16: UIKXEBI3Q4JKPYHS · pith_short_8: UIKXEBI3

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/UIKXEBI3Q4JKPYHSYBRDA6BR6B \
  | 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: a21572051b8712a7e0f2c062307831f056c6bf38ce78774cf2923271e3b3d2c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6f712495a457c4e469750b276803d8f1fcb7ce45f2f8648b423e3247bca48d3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2004-04-25T09:25:36Z",
    "title_canon_sha256": "d0f81fc4c732865052dc717fbf7de73c1db25182d4b99af0a358cf0432de07c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0404197",
    "kind": "arxiv",
    "version": 1
  }
}