Pith Number

pith:4HV2ZH3G

pith:2017:4HV2ZH3GJQ3CBIYQOSG7GQPS2T

not attested not anchored not stored refs pending

Asteroid Impact Effects And Their Immediate Hazards For Human Populations

Clemens M. Rumpf, Hugh G. Lewis, Peter M. Atkinson

arxiv:1703.07592 v3 · 2017-03-22 · physics.space-ph · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4HV2ZH3GJQ3CBIYQOSG7GQPS2T}

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	2026-05-18T00:47:45.309737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1ebac9f664c3620a310748df341f2d4cb0281661ca7c270be7ab76b171f3283

Aliases

arxiv: 1703.07592 · arxiv_version: 1703.07592v3 · doi: 10.48550/arxiv.1703.07592 · pith_short_12: 4HV2ZH3GJQ3C · pith_short_16: 4HV2ZH3GJQ3CBIYQ · pith_short_8: 4HV2ZH3G

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/4HV2ZH3GJQ3CBIYQOSG7GQPS2T \
  | 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: e1ebac9f664c3620a310748df341f2d4cb0281661ca7c270be7ab76b171f3283

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db6112aba064526b0246d323492e7377bb4e79e11ffc180195d01c927ad4065e",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2017-03-22T10:20:30Z",
    "title_canon_sha256": "1522f22ffc74dae817a0040768540c497df5f3b436ec03a6a4cce59cfde750bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07592",
    "kind": "arxiv",
    "version": 3
  }
}