Pith Number

pith:DVHHVJMY

pith:2017:DVHHVJMY2HGTLAZTHETNEO6HSQ

not attested not anchored not stored refs pending

Enhanced interplanetary panspermia in the TRAPPIST-1 system

Abraham Loeb, Manasvi Lingam

arxiv:1703.00878 v3 · 2017-03-02 · 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{DVHHVJMY2HGTLAZTHETNEO6HSQ}

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	2026-05-18T00:41:20.675819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d4e7aa598d1cd3583333926d23bc7941d83e6ef4125d6e8b26dc7129c36ac2d

Aliases

arxiv: 1703.00878 · arxiv_version: 1703.00878v3 · doi: 10.48550/arxiv.1703.00878 · pith_short_12: DVHHVJMY2HGT · pith_short_16: DVHHVJMY2HGTLAZT · pith_short_8: DVHHVJMY

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/DVHHVJMY2HGTLAZTHETNEO6HSQ \
  | 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: 1d4e7aa598d1cd3583333926d23bc7941d83e6ef4125d6e8b26dc7129c36ac2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c50cfc4f1953f123a22fa8e8795bc632f1f8f128ea160d86fc54f36c5827082",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-03-02T18:10:28Z",
    "title_canon_sha256": "6f15a2e06466cb949ca29bd27f7675832b58fa71594762316479aa3db2fafdad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.00878",
    "kind": "arxiv",
    "version": 3
  }
}