Pith Number

pith:X32CFHNJ

pith:2020:X32CFHNJ6SBHZ3F72EK2GGVQDF

not attested not anchored not stored refs pending

Cryogenic Cometary Sample Return

Andrew J. Westphal, Daniel P. Glavin, Harold A. Weaver, Jamie E. Elsila, Jessica Sunshine, Joseph A. Nuth, Larry R. Nittler, Michael E. Evans, Michael E. Zolensky, Nancy L. Chabot, Neil Dello Russo, Rhonda Stroud, Ronald J. Vervack Jr, Scott A. Sandford

arxiv:2009.00101 v1 · 2020-08-31 · astro-ph.IM · 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{X32CFHNJ6SBHZ3F72EK2GGVQDF}

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	2026-07-05T01:32:15.445600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bef4229da9f4827cecbfd115a31ab019472586a31e08f5f1e2d666133bb0c300

Aliases

arxiv: 2009.00101 · arxiv_version: 2009.00101v1 · doi: 10.48550/arxiv.2009.00101 · pith_short_12: X32CFHNJ6SBH · pith_short_16: X32CFHNJ6SBHZ3F7 · pith_short_8: X32CFHNJ

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/X32CFHNJ6SBHZ3F72EK2GGVQDF \
  | 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: bef4229da9f4827cecbfd115a31ab019472586a31e08f5f1e2d666133bb0c300

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "047bed1d7760cfd9cc788e62800d710d6fb21302deb27b5b2668a10cb1e0a217",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-08-31T21:07:25Z",
    "title_canon_sha256": "2736b15465005ed9772afb5f5f3513497a7101d4d9aeaa7b16fe9697d6694711"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.00101",
    "kind": "arxiv",
    "version": 1
  }
}