Pith Number

pith:6NPOTAKB

pith:2009:6NPOTAKBEZPDZDPHYWFPHQP36P

not attested not anchored not stored refs pending

On The Problem of the Quantum Heterotic Vortex

Stefano Bolognesi

arxiv:0903.3422 v2 · 2009-03-19 · 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{6NPOTAKBEZPDZDPHYWFPHQP36P}

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	2026-05-18T02:35:00.294214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f35ee98141265e3c8de7c58af3c1fbf3c19dc7d9de59175118a2ca3f56bf220f

Aliases

arxiv: 0903.3422 · arxiv_version: 0903.3422v2 · doi: 10.48550/arxiv.0903.3422 · pith_short_12: 6NPOTAKBEZPD · pith_short_16: 6NPOTAKBEZPDZDPH · pith_short_8: 6NPOTAKB

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/6NPOTAKBEZPDZDPHYWFPHQP36P \
  | 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: f35ee98141265e3c8de7c58af3c1fbf3c19dc7d9de59175118a2ca3f56bf220f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df040490b932a26350a562316b24884ac47e761707e6c0b8083d526314497da9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-03-19T20:50:27Z",
    "title_canon_sha256": "19d3e080a94e0ef570befdaf9500f99d5ba3e588a2bc916690f4e31d2ffe6653"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3422",
    "kind": "arxiv",
    "version": 2
  }
}