Pith Number

pith:3FBICFQR

pith:2012:3FBICFQRC3GI6YXKPSDCIN72EW

not attested not anchored not stored refs pending

Constraints on thawing scalar field models from fundamental constants

Qing Gao, Yungui Gong

arxiv:1212.6815 v2 · 2012-12-31 · astro-ph.CO · gr-qc · 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{3FBICFQRC3GI6YXKPSDCIN72EW}

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	2026-05-18T03:26:08.659940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d94281161116cc8f62ea7c862437fa25be13266e6b079ad73cf6eaa44d11c82c

Aliases

arxiv: 1212.6815 · arxiv_version: 1212.6815v2 · doi: 10.48550/arxiv.1212.6815 · pith_short_12: 3FBICFQRC3GI · pith_short_16: 3FBICFQRC3GI6YXK · pith_short_8: 3FBICFQR

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/3FBICFQRC3GI6YXKPSDCIN72EW \
  | 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: d94281161116cc8f62ea7c862437fa25be13266e6b079ad73cf6eaa44d11c82c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3f45b216af83338c0f7a359da4accd4306400a6fd596748ea232e3e4100bbac",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-12-31T04:04:52Z",
    "title_canon_sha256": "ce891af2aa786327a7b4fbb50f4ac33664997052f62175446f898536938ea460"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.6815",
    "kind": "arxiv",
    "version": 2
  }
}