Pith Number

pith:5RTIL57S

pith:2010:5RTIL57STLOHHR4NW5RK36HCPA

not attested not anchored not stored refs pending

A Matter Bounce By Means of Ghost Condensation

Chunshan Lin, Laurence Perreault Levasseur, Robert H. Brandenberger

arxiv:1007.2654 v2 · 2010-07-15 · hep-th · astro-ph.CO · gr-qc

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

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	2026-05-18T04:23:56.749711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec6685f7f29adc73c78db762adf8e278136cb570c077aad0ad7e87eee71c858b

Aliases

arxiv: 1007.2654 · arxiv_version: 1007.2654v2 · doi: 10.48550/arxiv.1007.2654 · pith_short_12: 5RTIL57STLOH · pith_short_16: 5RTIL57STLOHHR4N · pith_short_8: 5RTIL57S

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/5RTIL57STLOHHR4NW5RK36HCPA \
  | 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: ec6685f7f29adc73c78db762adf8e278136cb570c077aad0ad7e87eee71c858b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b499da65a6714ad692e5171f8bf84e112eab2d285e2cd14f3f798a67a84aa93",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2010-07-15T20:50:36Z",
    "title_canon_sha256": "7c47c628eada8aa4d135a0938e6cdff6e56ad975a67b321205b3241c270944c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.2654",
    "kind": "arxiv",
    "version": 2
  }
}