Pith Number

pith:P7CORQFE

pith:2005:P7CORQFEN2JOJ7LU73BUNYTFS2

not attested not anchored not stored refs pending

D-Brane Boundary States in the Pure Spinor Superstring

Niclas Wyllard, Ricardo Schiappa

arxiv:hep-th/0503123 v1 · 2005-03-15 · 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{P7CORQFEN2JOJ7LU73BUNYTFS2}

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	2026-07-04T16:56:06.837733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fc4e8c0a46e92e4fd74fec346e26596b9279de929feca3df8cc35cbc1665a22

Aliases

arxiv: hep-th/0503123 · arxiv_version: hep-th/0503123v1 · doi: 10.48550/arxiv.hep-th/0503123 · pith_short_12: P7CORQFEN2JO · pith_short_16: P7CORQFEN2JOJ7LU · pith_short_8: P7CORQFE

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/P7CORQFEN2JOJ7LU73BUNYTFS2 \
  | 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: 7fc4e8c0a46e92e4fd74fec346e26596b9279de929feca3df8cc35cbc1665a22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4d0061cada7b0af77764b77160097f80fc80c3817f0972b68eb516ec0a67fd6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2005-03-15T20:45:43Z",
    "title_canon_sha256": "aa33940e5ba364bb843345989a1789e53b349b15d7b6e73679ad3c3e7879d671"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0503123",
    "kind": "arxiv",
    "version": 1
  }
}