Pith Number

pith:NYH6MKLN

pith:2019:NYH6MKLNNN3RZCKS3SMQQPO2OV

not attested not anchored not stored refs pending

Climate simulations of early Mars with estimated precipitation, runoff, and erosion rates

Ramses M. Ramirez, Robert A. Craddock, Tomohiro Usui

arxiv:1908.02647 v3 · 2019-08-07 · 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{NYH6MKLNNN3RZCKS3SMQQPO2OV}

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	2026-07-05T00:47:17.193642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e0fe6296d6b771c8952dc99083dda75492200522721f3099bff41ae8ac1136f

Aliases

arxiv: 1908.02647 · arxiv_version: 1908.02647v3 · doi: 10.48550/arxiv.1908.02647 · pith_short_12: NYH6MKLNNN3R · pith_short_16: NYH6MKLNNN3RZCKS · pith_short_8: NYH6MKLN

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/NYH6MKLNNN3RZCKS3SMQQPO2OV \
  | 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: 6e0fe6296d6b771c8952dc99083dda75492200522721f3099bff41ae8ac1136f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43c69ae68e68f1a61e2629fd2c9cf13d14e0306e2111af34ae8e99b4519f3ff9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-08-07T14:09:21Z",
    "title_canon_sha256": "5884d18b2bfdd8f058de09fd3689b4d409f77e6eb766cfbcbbb7521790a14898"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02647",
    "kind": "arxiv",
    "version": 3
  }
}