Pith Number

pith:FGQYYCG5

pith:2012:FGQYYCG56X4QBIQITBUK3QSTJ5

not attested not anchored not stored refs pending

Constraints on a class of classical solutions in open string field theory

Daisuke Takahashi, Toru Masuda, Toshifumi Noumi

arxiv:1207.6220 v2 · 2012-07-26 · 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{FGQYYCG56X4QBIQITBUK3QSTJ5}

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	2026-05-18T01:56:07.266424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29a18c08ddf5f900a2089868adc2534f71fe8bd4436282abc61a1049b135619b

Aliases

arxiv: 1207.6220 · arxiv_version: 1207.6220v2 · doi: 10.48550/arxiv.1207.6220 · pith_short_12: FGQYYCG56X4Q · pith_short_16: FGQYYCG56X4QBIQI · pith_short_8: FGQYYCG5

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/FGQYYCG56X4QBIQITBUK3QSTJ5 \
  | 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: 29a18c08ddf5f900a2089868adc2534f71fe8bd4436282abc61a1049b135619b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "224cb1a7c0935ed0e974b4b0bbe3d24844c5edeeb4711442e2d4b5c5d2c74a51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-07-26T09:51:06Z",
    "title_canon_sha256": "c7563d75a7930aaf29cf74b966ff75d9ef207bedde3333fff1469e978d767b9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.6220",
    "kind": "arxiv",
    "version": 2
  }
}