Pith Number

pith:NXN2IEHF

pith:2019:NXN2IEHFLEIMS2SWZ3PNPFNUDC

not attested not anchored not stored refs pending

Astro2020 APC White Paper: Collaboration with Integrity: Indigenous Knowledge in 21st Century Astronomy

Adam Burgasser, Aparna Venkatesan, David Begay, Doug Simons, Gregory Rudnick, Isabel Hawkins, Ka'iu Kimura, Laura Peticolas, Nancy Maryboy, Sarah Tuttle

arxiv:1908.02822 v1 · 2019-08-07 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NXN2IEHFLEIMS2SWZ3PNPFNUDC}

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	2026-07-04T23:52:23.711923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ddba410e55910c96a56ceded795b418abec87551ed658405da12ceef2f97132

Aliases

arxiv: 1908.02822 · arxiv_version: 1908.02822v1 · doi: 10.48550/arxiv.1908.02822 · pith_short_12: NXN2IEHFLEIM · pith_short_16: NXN2IEHFLEIMS2SW · pith_short_8: NXN2IEHF

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/NXN2IEHFLEIMS2SWZ3PNPFNUDC \
  | 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: 6ddba410e55910c96a56ceded795b418abec87551ed658405da12ceef2f97132

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf93b4541c32b7f93dc635ae6567e0de0c399372543491d27491f03b49f40d90",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-08-07T20:20:22Z",
    "title_canon_sha256": "2c0bed504b8d0e6a30872e342b80e29886108af2be8d4c44c35f7ee4adfb1bd1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02822",
    "kind": "arxiv",
    "version": 1
  }
}