Pith Number

pith:J4KJTDFD

pith:2018:J4KJTDFDY6VZQOFZWUIZNJEJSY

not attested not anchored not stored refs pending

Photosynthesis on a planet orbiting an M dwarf: enhanced effectiveness during flares

D. J. Mullan, H. P. Bais

arxiv:1807.05267 v1 · 2018-07-13 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J4KJTDFDY6VZQOFZWUIZNJEJSY}

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	2026-05-18T00:03:46.190202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f14998ca3c7ab9838b9b51196a489961261a25cced606883521156450705fd2

Aliases

arxiv: 1807.05267 · arxiv_version: 1807.05267v1 · doi: 10.48550/arxiv.1807.05267 · pith_short_12: J4KJTDFDY6VZ · pith_short_16: J4KJTDFDY6VZQOFZ · pith_short_8: J4KJTDFD

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/J4KJTDFDY6VZQOFZWUIZNJEJSY \
  | 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: 4f14998ca3c7ab9838b9b51196a489961261a25cced606883521156450705fd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27ced667527e1ec27df533e33dca92c533e8d1d805773cae44730eb7a5037fd6",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-13T19:54:50Z",
    "title_canon_sha256": "6aebb4506dff97becdf3ef225706c4e0b96d0586a0dc3c37ee01be648fdba337"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05267",
    "kind": "arxiv",
    "version": 1
  }
}