Pith Number

pith:KQ7HW653

pith:2013:KQ7HW653KR657TVFJBEBVQBKHI

not attested not anchored not stored refs pending

A class of transient acceleration models consistent with Big Bang Cosmology

Jiewen Chen, Tianlong Zu, Yang Zhang

arxiv:1312.3962 v1 · 2013-12-13 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KQ7HW653KR657TVFJBEBVQBKHI}

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	2026-05-18T01:45:50.564898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

543e7b7bbb547ddfcea548481ac02a3a34ca81652d2e57d98d1bd29cb972dafb

Aliases

arxiv: 1312.3962 · arxiv_version: 1312.3962v1 · doi: 10.48550/arxiv.1312.3962 · pith_short_12: KQ7HW653KR65 · pith_short_16: KQ7HW653KR657TVF · pith_short_8: KQ7HW653

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/KQ7HW653KR657TVFJBEBVQBKHI \
  | 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: 543e7b7bbb547ddfcea548481ac02a3a34ca81652d2e57d98d1bd29cb972dafb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "734f416489f01fb2b1cb44231f67ea371d0ee59a57d743e0273448149b34c76a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-12-13T21:37:38Z",
    "title_canon_sha256": "7938e181632d50d4c306a41c933d965ac113856344cd4b6d793815f6c00667a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.3962",
    "kind": "arxiv",
    "version": 1
  }
}