Pith Number

pith:UADNZZ24

pith:2011:UADNZZ24OGENPOZB3KWYGUWEJ3

not attested not anchored not stored refs pending

An Introduction to String Theory

James Bedford

arxiv:1107.3967 v3 · 2011-07-20 · hep-th · gr-qc · physics.ed-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{UADNZZ24OGENPOZB3KWYGUWEJ3}

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	2026-05-18T03:54:06.142630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a006dce75c7188d7bb21daad8352c44ed5051e0d3c47ae8256d01355893a5daa

Aliases

arxiv: 1107.3967 · arxiv_version: 1107.3967v3 · doi: 10.48550/arxiv.1107.3967 · pith_short_12: UADNZZ24OGEN · pith_short_16: UADNZZ24OGENPOZB · pith_short_8: UADNZZ24

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/UADNZZ24OGENPOZB3KWYGUWEJ3 \
  | 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: a006dce75c7188d7bb21daad8352c44ed5051e0d3c47ae8256d01355893a5daa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb40fc130e8d8e2c82e5a1c0415b69d67290190f1baaba2a7d657df86f76e9dd",
    "cross_cats_sorted": [
      "gr-qc",
      "physics.ed-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2011-07-20T13:11:45Z",
    "title_canon_sha256": "bf7d833b0a4744401a9092168b3832d490b6718bdea9a0ba0ebaca52ef22fcc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.3967",
    "kind": "arxiv",
    "version": 3
  }
}