Pith Number

pith:46JP3PNZ

pith:2013:46JP3PNZXTOBEZN4VJVH377AZV

not attested not anchored not stored refs pending

Firewalls From Double Purity

Raphael Bousso

arxiv:1308.2665 v2 · 2013-08-12 · hep-th · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{46JP3PNZXTOBEZN4VJVH377AZV}

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	2026-05-18T03:08:36.214360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e792fdbdb9bcdc1265bcaa6a7dffe0cd79eb8af3ec95f10c7b3073439ec46b9b

Aliases

arxiv: 1308.2665 · arxiv_version: 1308.2665v2 · doi: 10.48550/arxiv.1308.2665 · pith_short_12: 46JP3PNZXTOB · pith_short_16: 46JP3PNZXTOBEZN4 · pith_short_8: 46JP3PNZ

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/46JP3PNZXTOBEZN4VJVH377AZV \
  | 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: e792fdbdb9bcdc1265bcaa6a7dffe0cd79eb8af3ec95f10c7b3073439ec46b9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e5f7ad0cfb2a184e85f5f385fac9a7c303d925564be223ff677afa1331599bd",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-08-12T19:57:37Z",
    "title_canon_sha256": "550c7dce7ba2d4af834024a81d64058c93dfc0f86ac5f56f63a231ad7a7b2b20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2665",
    "kind": "arxiv",
    "version": 2
  }
}