Pith Number

pith:Z7URZW5V

pith:1999:Z7URZW5VI3UDCQVPKQL5Y5OAU7

not attested not anchored not stored refs pending

M-Theory and the Light Cone

Joseph Polchinski

arxiv:hep-th/9903165 v2 · 1999-03-19 · 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{Z7URZW5VI3UDCQVPKQL5Y5OAU7}

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.

Cited by

1 paper in Pith

Instanton condensation and a new phase of BPS black holes

Receipt and verification

First computed	2026-07-04T15:23:18.132292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfe91cdbb546e83142af5417dc75c0a7f7bd460f9c911fa2f152cd2673129661

Aliases

arxiv: hep-th/9903165 · arxiv_version: hep-th/9903165v2 · doi: 10.48550/arxiv.hep-th/9903165 · pith_short_12: Z7URZW5VI3UD · pith_short_16: Z7URZW5VI3UDCQVP · pith_short_8: Z7URZW5V

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/Z7URZW5VI3UDCQVPKQL5Y5OAU7 \
  | 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: cfe91cdbb546e83142af5417dc75c0a7f7bd460f9c911fa2f152cd2673129661

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c1278cb17c08db6ffb9c3ebf8fd0c6a5ed5fe6fa7a79e1fe26d7de9d30904d9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1999-03-19T00:44:32Z",
    "title_canon_sha256": "087c9184932d2a0f67c9d06235417c5bd099a3acc5a265f880dc26fcd1ecdd96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9903165",
    "kind": "arxiv",
    "version": 2
  }
}