Pith Number

pith:DMG7X6EP

pith:2002:DMG7X6EPKOQIBLHQEKHSIFXG6Z

not attested not anchored not stored refs pending

Introduction to String Theory

Thomas Mohaupt

arxiv:hep-th/0207249 v1 · 2002-07-27 · 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{DMG7X6EPKOQIBLHQEKHSIFXG6Z}

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	2026-05-18T01:38:49.309400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b0dfbf88f53a080acf0228f2416e6f67bf32667e3db3ef9311e55051a881419

Aliases

arxiv: hep-th/0207249 · arxiv_version: hep-th/0207249v1 · doi: 10.48550/arxiv.hep-th/0207249 · pith_short_12: DMG7X6EPKOQI · pith_short_16: DMG7X6EPKOQIBLHQ · pith_short_8: DMG7X6EP

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/DMG7X6EPKOQIBLHQEKHSIFXG6Z \
  | 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: 1b0dfbf88f53a080acf0228f2416e6f67bf32667e3db3ef9311e55051a881419

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa714f7946ba4ac83c3ede01d2a06cc539bf5063ad0d5ddbb2f99df178ccb40b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2002-07-27T15:42:14Z",
    "title_canon_sha256": "820ea215e30c9b473303e30de9bf506a55341dbaea82c3b9fd9a7d2ef9cb4ca0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0207249",
    "kind": "arxiv",
    "version": 1
  }
}