Pith Number

pith:BMFY2EXQ

pith:2021:BMFY2EXQYUV2VDEGFNOWYYDU7H

not attested not anchored not stored refs pending

Stellar activity and transits

Giovanni Bruno, Magali Deleuil

arxiv:2104.06173 v1 · 2021-04-13 · astro-ph.EP · astro-ph.IM · 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{BMFY2EXQYUV2VDEGFNOWYYDU7H}

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

Highly reflective white clouds on the western dayside of an exo-Neptune

Receipt and verification

First computed	2026-07-05T02:31:29.649750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b0b8d12f0c52baa8c862b5d6c6074f9e8d16f58a13342b36ecc549cc6720df8

Aliases

arxiv: 2104.06173 · arxiv_version: 2104.06173v1 · doi: 10.48550/arxiv.2104.06173 · pith_short_12: BMFY2EXQYUV2 · pith_short_16: BMFY2EXQYUV2VDEG · pith_short_8: BMFY2EXQ

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/BMFY2EXQYUV2VDEGFNOWYYDU7H \
  | 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: 0b0b8d12f0c52baa8c862b5d6c6074f9e8d16f58a13342b36ecc549cc6720df8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2146dea5a0a00acb01ebf8e3a1d3414c934af661a67cd35c59b32b8087c88be4",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-04-13T13:26:10Z",
    "title_canon_sha256": "fd15f15894d6b0bebbe82e11dab33e7e884b6e6a3215e473c54ca036d1ed628a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.06173",
    "kind": "arxiv",
    "version": 1
  }
}