Pith Number

pith:QAXVFYDN

pith:1999:QAXVFYDN5J5G536TKHAZO7MWUF

not attested not anchored not stored refs pending

An introduction to perturbative and non-perturbative string theory

Guillaume Ovarlez, Ignatios Antoniadis

arxiv:hep-th/9906108 v2 · 1999-06-15 · hep-th · 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{QAXVFYDN5J5G536TKHAZO7MWUF}

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	2026-05-18T01:05:54.908095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

802f52e06dea7a6eefd351c1977d96a14a49d941f915e9f11c493aa25bede410

Aliases

arxiv: hep-th/9906108 · arxiv_version: hep-th/9906108v2 · doi: 10.48550/arxiv.hep-th/9906108 · pith_short_12: QAXVFYDN5J5G · pith_short_16: QAXVFYDN5J5G536T · pith_short_8: QAXVFYDN

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/QAXVFYDN5J5G536TKHAZO7MWUF \
  | 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: 802f52e06dea7a6eefd351c1977d96a14a49d941f915e9f11c493aa25bede410

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f697618cf08269c49cd730422ac63e4710042dfb373096ba8dc2842b1179a2f",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1999-06-15T09:26:00Z",
    "title_canon_sha256": "ed4f6c227f72721b1e06b0e4d9870729c67509f25a15a5bbb0d54fbfe62ff274"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9906108",
    "kind": "arxiv",
    "version": 2
  }
}