Pith Number

pith:YW5FUZ74

pith:2000:YW5FUZ74GMHZJNKCQXF76CR4RL

not attested not anchored not stored refs pending

The Impact of Resolution on Observed HII Region Properties from WFPC2 Observations of M101

(2) Georgia Southern University, C.H. Heller (2), GA, Germany, Goettingen, K.J. Fricke (1) ((1) Universitaetssternwarte, P.O. Pleuss (1), Statesboro, USA)

arxiv:astro-ph/0010565 v1 · 2000-10-27 · astro-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{YW5FUZ74GMHZJNKCQXF76CR4RL}

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	2026-05-18T01:07:46.378331Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5ba5a67fc330f94b54285cbff0a3c8ac557eb707ba77ea0587d38b460824d67

Aliases

arxiv: astro-ph/0010565 · arxiv_version: astro-ph/0010565v1 · doi: 10.48550/arxiv.astro-ph/0010565 · pith_short_12: YW5FUZ74GMHZ · pith_short_16: YW5FUZ74GMHZJNKC · pith_short_8: YW5FUZ74

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/YW5FUZ74GMHZJNKCQXF76CR4RL \
  | 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: c5ba5a67fc330f94b54285cbff0a3c8ac557eb707ba77ea0587d38b460824d67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ac0fc29a41a1e888b6d47e225e46de44c6a550a983dff964dd569ab6b1563cc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-10-27T15:15:34Z",
    "title_canon_sha256": "72288b55a23c0eec4ce1a827e7f76a5840b1d3981ccb88c97452d07f1fbcc5b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0010565",
    "kind": "arxiv",
    "version": 1
  }
}