Pith Number

pith:Q3HV3YWH

pith:2014:Q3HV3YWHDM5RYKI6LGN7EDXQKO

not attested not anchored not stored refs pending

Investigating Brown Dwarf Variability at 3.4 & 4.6 Microns with AllWISE Multi-Epoch Photometry

Gregory Mace (UCLA, UT Austin)

arxiv:1408.4379 v2 · 2014-08-19 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q3HV3YWHDM5RYKI6LGN7EDXQKO}

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	2026-05-18T02:44:41.770196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86cf5de2c71b3b1c291e599bf20ef053ac8bef01c4a20658fe4244ddb0c2437e

Aliases

arxiv: 1408.4379 · arxiv_version: 1408.4379v2 · doi: 10.48550/arxiv.1408.4379 · pith_short_12: Q3HV3YWHDM5R · pith_short_16: Q3HV3YWHDM5RYKI6 · pith_short_8: Q3HV3YWH

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/Q3HV3YWHDM5RYKI6LGN7EDXQKO \
  | 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: 86cf5de2c71b3b1c291e599bf20ef053ac8bef01c4a20658fe4244ddb0c2437e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "750a881ca26b032dc18cb59f68e27ee5671c303b7b7a067693a0da670425d147",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-08-19T16:14:32Z",
    "title_canon_sha256": "d52f5b026113febf178fa4da3a70f1d13d0807c7c37565b61b964837cfbe56e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.4379",
    "kind": "arxiv",
    "version": 2
  }
}