Pith Number

pith:MOBBV2NO

pith:2000:MOBBV2NOEC23FJXNLBXIJKLIYS

not attested not anchored not stored refs pending

String Theory: The Early Years

John H. Schwarz

arxiv:hep-th/0007118 v3 · 2000-07-14 · 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{MOBBV2NOEC23FJXNLBXIJKLIYS}

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	2026-07-04T14:31:22.947129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63821ae9ae20b5b2a6ed586e84a968c4b1f9e3533fcc6a84d8f007f4e08a88bc

Aliases

arxiv: hep-th/0007118 · arxiv_version: hep-th/0007118v3 · doi: 10.48550/arxiv.hep-th/0007118 · pith_short_12: MOBBV2NOEC23 · pith_short_16: MOBBV2NOEC23FJXN · pith_short_8: MOBBV2NO

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/MOBBV2NOEC23FJXNLBXIJKLIYS \
  | 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: 63821ae9ae20b5b2a6ed586e84a968c4b1f9e3533fcc6a84d8f007f4e08a88bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8d83e918143a77fdcef40a071f2ba75853fc047c96226713512112590207f64",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2000-07-14T21:41:31Z",
    "title_canon_sha256": "34dc56269f68fb9cbbd87c072e35a71e08af8f66387b78b5e9bbcc22fcb7284b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0007118",
    "kind": "arxiv",
    "version": 3
  }
}