Pith Number

pith:BPJJI4ZH

pith:2025:BPJJI4ZHEOGFK6JUJPIGBNK7ZT

not attested not anchored not stored refs pending

Firewalls From General Covariance

Raphael Bousso

arxiv:2502.08724 v1 · 2025-02-12 · 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{BPJJI4ZHEOGFK6JUJPIGBNK7ZT}

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

2 papers in Pith

Topology sums, sectorwise holography, and horizon normalcy

Entropy bound and the non-universality of entanglement islands

Receipt and verification

First computed	2026-07-05T10:13:29.012845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bd2947327238c5579344bd060b55fccd34e5f06b98bf7be9423b05f995391b3

Aliases

arxiv: 2502.08724 · arxiv_version: 2502.08724v1 · doi: 10.48550/arxiv.2502.08724 · pith_short_12: BPJJI4ZHEOGF · pith_short_16: BPJJI4ZHEOGFK6JU · pith_short_8: BPJJI4ZH

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/BPJJI4ZHEOGFK6JUJPIGBNK7ZT \
  | 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: 0bd2947327238c5579344bd060b55fccd34e5f06b98bf7be9423b05f995391b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f12799d6e37da2d009670ef69cc58ea5a5ac8a90db912835df40d71d615af410",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2025-02-12T19:00:43Z",
    "title_canon_sha256": "b934f09fc72484f1db3f49375cc7d5cd892b6cae3c982ea00340944e737312be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.08724",
    "kind": "arxiv",
    "version": 1
  }
}