Pith Number

pith:FLQN6MW2

pith:2011:FLQN6MW2A3P32RILE2HFOHLANJ

not attested not anchored not stored refs pending

Mass freezing in growing neutrino quintessence

Christof Wetterich (Heidelberg U.), Lily Schrempp, Nelson J. Nunes

arxiv:1102.1664 v2 · 2011-02-08 · astro-ph.CO · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FLQN6MW2A3P32RILE2HFOHLANJ}

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	2026-05-18T02:22:39.642101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ae0df32da06dfbd450b268e571d606a6314b29e4bab31b00d22fd2bc727f6c7

Aliases

arxiv: 1102.1664 · arxiv_version: 1102.1664v2 · doi: 10.48550/arxiv.1102.1664 · pith_short_12: FLQN6MW2A3P3 · pith_short_16: FLQN6MW2A3P32RIL · pith_short_8: FLQN6MW2

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/FLQN6MW2A3P32RILE2HFOHLANJ \
  | 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: 2ae0df32da06dfbd450b268e571d606a6314b29e4bab31b00d22fd2bc727f6c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6460988b404e8b6ea8da143aa0801eaf8a0732b3e4274d47478b9b7fef1c02bc",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-02-08T17:16:43Z",
    "title_canon_sha256": "a83475c7e701d087efdf2c449c073a8a15ba737b7ce4218d554226677a9b32e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.1664",
    "kind": "arxiv",
    "version": 2
  }
}