Pith Number

pith:6GPXCPKD

pith:2004:6GPXCPKDPAS5XJOIM7I2OXAWVG

not attested not anchored not stored refs pending

Can Universe Experience Many Cycles with Different Vacua ?

Yun-Song Piao

arxiv:hep-th/0407258 v2 · 2004-07-29 · 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{6GPXCPKDPAS5XJOIM7I2OXAWVG}

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

A short review on Quintom dark energy theory

Receipt and verification

First computed	2026-07-04T16:48:59.571578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f19f713d437825dba5c867d1a75c16a9b8137bf829d7de703997ab8cf09ef48c

Aliases

arxiv: hep-th/0407258 · arxiv_version: hep-th/0407258v2 · doi: 10.48550/arxiv.hep-th/0407258 · pith_short_12: 6GPXCPKDPAS5 · pith_short_16: 6GPXCPKDPAS5XJOI · pith_short_8: 6GPXCPKD

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/6GPXCPKDPAS5XJOIM7I2OXAWVG \
  | 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: f19f713d437825dba5c867d1a75c16a9b8137bf829d7de703997ab8cf09ef48c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1f66044f614e6eea0d6a5d9e391c257ee6b04eb621ac4986b828110dea93ca9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2004-07-29T12:15:08Z",
    "title_canon_sha256": "4cd6880c699a71c0dc037c468cb1e1d3c4c70157ca2b8ac20bcfab545fc9cdad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0407258",
    "kind": "arxiv",
    "version": 2
  }
}