Pith Number

pith:FBA2IQKL

pith:1994:FBA2IQKLJN3I73YJYUO5Z2ARXK

not attested not anchored not stored refs pending

Strings versus supersymmetric GUTs: can they be reconciled?

A. Strumia, G. Dvali, R. Barbieri

arxiv:hep-ph/9404278 v1 · 1994-04-18 · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FBA2IQKLJN3I73YJYUO5Z2ARXK}

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	2026-05-18T01:06:35.612734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2841a4414b4b768fef09c51ddce811ba810c294fc937d417da184c73058393d7

Aliases

arxiv: hep-ph/9404278 · arxiv_version: hep-ph/9404278v1 · doi: 10.48550/arxiv.hep-ph/9404278 · pith_short_12: FBA2IQKLJN3I · pith_short_16: FBA2IQKLJN3I73YJ · pith_short_8: FBA2IQKL

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/FBA2IQKLJN3I73YJYUO5Z2ARXK \
  | 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: 2841a4414b4b768fef09c51ddce811ba810c294fc937d417da184c73058393d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2be81b9ba54b5140a59f186ee8d3fbcb24a2e8d26a365236b72d6b09926a4bb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1994-04-18T15:22:17Z",
    "title_canon_sha256": "ebacb230847e422b3485d745431ddbb41194c9b630dc4c4e4267cf2770d66d6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9404278",
    "kind": "arxiv",
    "version": 1
  }
}