pith. sign in
Pith Number

pith:UTBA4QCF

pith:2010:UTBA4QCFZ7IW4SPOZZ4VAPXINJ
not attested not anchored not stored refs pending

Simple exercises to flatten your potential

Alexander Westphal, Bart Horn, Eva Silverstein, Xi Dong

arxiv:1011.4521 v2 · 2010-11-19 · hep-th · astro-ph.CO · hep-ph

Add to your LaTeX paper
\usepackage{pith}
\pithnumber{UTBA4QCFZ7IW4SPOZZ4VAPXINJ}

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.

Cited by

4 papers in Pith

Receipt and verification
First computed 2026-05-18T02:23:36.137725Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

a4c20e4045cfd16e49eece79503ee86a7da255d6eb4b875e571282f3e0359400

Aliases

arxiv: 1011.4521 · arxiv_version: 1011.4521v2 · doi: 10.48550/arxiv.1011.4521 · pith_short_12: UTBA4QCFZ7IW · pith_short_16: UTBA4QCFZ7IW4SPO · pith_short_8: UTBA4QCF
Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/UTBA4QCFZ7IW4SPOZZ4VAPXINJ \
  | 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: a4c20e4045cfd16e49eece79503ee86a7da255d6eb4b875e571282f3e0359400
Canonical record JSON
{
  "metadata": {
    "abstract_canon_sha256": "f6ad86106d24b7847f9ae88ced0f0c22ea4cdabce5c535a99a10430420aca099",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2010-11-19T21:02:32Z",
    "title_canon_sha256": "7a97b1ac8c2ddeb7f439052f76be37a42e06bff8c964eba2216ebe5ca65ac117"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.4521",
    "kind": "arxiv",
    "version": 2
  }
}