Pith Number

pith:ACY42UWI

pith:2005:ACY42UWIUS5A4CSMRTJY47KOLH

not attested not anchored not stored refs pending

5-field terms in the open superstring effective action

Luiz Antonio Barreiro, Ricardo Medina

arxiv:hep-th/0503182 v2 · 2005-03-23 · 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{ACY42UWIUS5A4CSMRTJY47KOLH}

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	2026-05-18T04:17:54.938198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00b1cd52c8a4ba0e0a4c8cd38e7d4e59e6878341453faee42d772b21f985702b

Aliases

arxiv: hep-th/0503182 · arxiv_version: hep-th/0503182v2 · doi: 10.48550/arxiv.hep-th/0503182 · pith_short_12: ACY42UWIUS5A · pith_short_16: ACY42UWIUS5A4CSM · pith_short_8: ACY42UWI

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/ACY42UWIUS5A4CSMRTJY47KOLH \
  | 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: 00b1cd52c8a4ba0e0a4c8cd38e7d4e59e6878341453faee42d772b21f985702b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "474653ed02a806e8724d417823a5fd5a6b6173f3867df46bb81ec3a91a4c5ddb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2005-03-23T18:49:56Z",
    "title_canon_sha256": "a5e2949c236f08149d4670d432dcc3955bd3e92c20e2940387477eb0391bc7d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0503182",
    "kind": "arxiv",
    "version": 2
  }
}