Pith Number

pith:YSEZRNQD

pith:2019:YSEZRNQDF5W53OBJLI66NQQF7T

not attested not anchored not stored refs pending

Indigenous use of stellar scintillation to predict weather and seasonal change

Alo Tapim, Duane W. Hamacher, John Barsa, Segar Passi

arxiv:1903.01060 v1 · 2019-03-04 · physics.hist-ph · physics.pop-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{YSEZRNQDF5W53OBJLI66NQQF7T}

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	2026-05-17T23:52:00.644116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c48998b6032f6dddb8295a3de6c205fcdc7bd6775c161bee12c217085f10729a

Aliases

arxiv: 1903.01060 · arxiv_version: 1903.01060v1 · doi: 10.48550/arxiv.1903.01060 · pith_short_12: YSEZRNQDF5W5 · pith_short_16: YSEZRNQDF5W53OBJ · pith_short_8: YSEZRNQD

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/YSEZRNQDF5W53OBJLI66NQQF7T \
  | 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: c48998b6032f6dddb8295a3de6c205fcdc7bd6775c161bee12c217085f10729a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4a05882c6d1ff65c1442602409911f94f19dba3cb4d312e49f16e51afb89152",
    "cross_cats_sorted": [
      "physics.pop-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2019-03-04T03:44:22Z",
    "title_canon_sha256": "136f967ce26b132479747b9cd7572dafbd40d1466794c3739886354c2139f40e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.01060",
    "kind": "arxiv",
    "version": 1
  }
}