Pith Number

pith:WX6PCSK2

pith:2002:WX6PCSK2Y5KWWMM52PM4JL5JUM

not attested not anchored not stored refs pending

Bouncing Braneworlds

Varun Sahni, Yuri Shtanov

arxiv:gr-qc/0208047 v3 · 2002-08-17 · gr-qc · astro-ph · hep-ph · 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{WX6PCSK2Y5KWWMM52PM4JL5JUM}

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	2026-07-04T15:26:32.441608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5fcf1495ac7556b319dd3d9c4afa9a33efc75bb4cbe7fe334b157cb98539980

Aliases

arxiv: gr-qc/0208047 · arxiv_version: gr-qc/0208047v3 · doi: 10.48550/arxiv.gr-qc/0208047 · pith_short_12: WX6PCSK2Y5KW · pith_short_16: WX6PCSK2Y5KWWMM5 · pith_short_8: WX6PCSK2

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/WX6PCSK2Y5KWWMM52PM4JL5JUM \
  | 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: b5fcf1495ac7556b319dd3d9c4afa9a33efc75bb4cbe7fe334b157cb98539980

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a19547849f2ab79143190b686ded11e6b6737331ffed5dd4d6ae9e24606ec846",
    "cross_cats_sorted": [
      "astro-ph",
      "hep-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2002-08-17T11:28:14Z",
    "title_canon_sha256": "ed7efb2a13d370a57e6f81e06318f17452a247eab554017b057c07ec5e57ae34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0208047",
    "kind": "arxiv",
    "version": 3
  }
}