Pith Number

pith:4YQSZCML

pith:2022:4YQSZCMLTMBH5YFCGB7NTFNTET

not attested not anchored not stored refs pending

AbGradCon 2021: Lessons in Digital Meetings, International Collaboration, and Interdisciplinarity in Astrobiology

Harrison B. Smith, Irene Bonati, Kosuke Fujishima, Kristin N. Johnson-Finn, Natalie Grefenstette, Natsumi Noda, Osama M. Alian, Paula Prondzinsky, Petar I. Penev, Thilina Heenatigala, Tony Z. Jia, Yamei Li

arxiv:2202.12892 v1 · 2022-02-24 · astro-ph.IM · astro-ph.EP · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4YQSZCMLTMBH5YFCGB7NTFNTET}

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	2026-07-05T04:38:24.326876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6212c898b9b027ee0a2307ed995b324d3afd9277bc4f3265d5b146d3345196d

Aliases

arxiv: 2202.12892 · arxiv_version: 2202.12892v1 · doi: 10.48550/arxiv.2202.12892 · pith_short_12: 4YQSZCMLTMBH · pith_short_16: 4YQSZCMLTMBH5YFC · pith_short_8: 4YQSZCML

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/4YQSZCMLTMBH5YFCGB7NTFNTET \
  | 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: e6212c898b9b027ee0a2307ed995b324d3afd9277bc4f3265d5b146d3345196d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb3574fcafe225ebb2067269716d62d8d487314cef3ed4b969fe82b69ee80b33",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2022-02-24T23:52:11Z",
    "title_canon_sha256": "de9c732bb1b1e679d04ac5b05e18e985a27e8cfdc70fee1070463202551f282d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.12892",
    "kind": "arxiv",
    "version": 1
  }
}