Pith Number

pith:SHQYTA52

pith:2010:SHQYTA52EW3GYFUGU7TGJ2WWRN

not attested not anchored not stored refs pending

Comets in Australian Aboriginal Astronomy

Duane W. Hamacher, Ray P. Norris

arxiv:1010.0801 v1 · 2010-10-05 · physics.hist-ph · physics.pop-ph · physics.soc-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{SHQYTA52EW3GYFUGU7TGJ2WWRN}

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	2026-05-18T04:39:50.896034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91e18983ba25b66c1686a7e664ead68b70c4c113b7aa1f6527b6cef625c47a74

Aliases

arxiv: 1010.0801 · arxiv_version: 1010.0801v1 · doi: 10.48550/arxiv.1010.0801 · pith_short_12: SHQYTA52EW3G · pith_short_16: SHQYTA52EW3GYFUG · pith_short_8: SHQYTA52

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/SHQYTA52EW3GYFUGU7TGJ2WWRN \
  | 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: 91e18983ba25b66c1686a7e664ead68b70c4c113b7aa1f6527b6cef625c47a74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b373d6ac7a87992945769e3a93678732a380b5258c5b7e23ee51c07ac4ce10b3",
    "cross_cats_sorted": [
      "physics.pop-ph",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2010-10-05T08:55:28Z",
    "title_canon_sha256": "0af821e734ba9d57713b6636a69bd47bb578154d78f308f233ede3d97d058a7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.0801",
    "kind": "arxiv",
    "version": 1
  }
}