Pith Number

pith:PSQKSUFO

pith:1997:PSQKSUFOHY7OG5OF45NAGL5RUZ

not attested not anchored not stored refs pending

Counting Closed String States in a Box

Jes\'us Puente Pe\~nalba (Universidad de Oviedo, Marco Laucelli Meana, M. A. R. Osorio, Spain)

arxiv:hep-th/9705185 v1 · 1997-05-23 · 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{PSQKSUFOHY7OG5OF45NAGL5RUZ}

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	2026-05-18T01:09:15.857520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ca0a950ae3e3ee375c5e75a032fb1a64fd7b146a3b152279589658286ef391a

Aliases

arxiv: hep-th/9705185 · arxiv_version: hep-th/9705185v1 · doi: 10.48550/arxiv.hep-th/9705185 · pith_short_12: PSQKSUFOHY7O · pith_short_16: PSQKSUFOHY7OG5OF · pith_short_8: PSQKSUFO

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/PSQKSUFOHY7OG5OF45NAGL5RUZ \
  | 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: 7ca0a950ae3e3ee375c5e75a032fb1a64fd7b146a3b152279589658286ef391a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20ab2b969e516605ee02b0cc959d037941dc66af376d6839c8fe2e84bb3c033f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1997-05-23T23:41:54Z",
    "title_canon_sha256": "19b1e9950edbbfcf115d34c56e14f2500baed28d89d592ab37be0b164f7aedc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9705185",
    "kind": "arxiv",
    "version": 1
  }
}