Pith Number

pith:NRGD3P3U

pith:2013:NRGD3P3UOB34AOTPR6BVF7VHGB

not attested not anchored not stored refs pending

Detection of Coma Activity of the ACO/Quasi-Hilda Object, 212P/2000YN30

W.-H. Ip, Y.-C. Cheng

arxiv:1305.1099 v1 · 2013-05-06 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NRGD3P3UOB34AOTPR6BVF7VHGB}

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	2026-05-18T01:50:11.975204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c4c3dbf747077c03a6f8f8352fea73044a0b5e6b2b7c752594dcf721af3d553

Aliases

arxiv: 1305.1099 · arxiv_version: 1305.1099v1 · doi: 10.48550/arxiv.1305.1099 · pith_short_12: NRGD3P3UOB34 · pith_short_16: NRGD3P3UOB34AOTP · pith_short_8: NRGD3P3U

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/NRGD3P3UOB34AOTPR6BVF7VHGB \
  | 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: 6c4c3dbf747077c03a6f8f8352fea73044a0b5e6b2b7c752594dcf721af3d553

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "155c5f8ddbd1a23903e3b6e7c34905a17174100b7e15573777ac011f22fd78ad",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-05-06T07:03:32Z",
    "title_canon_sha256": "6bba97114956b67a40a4a3acf6be477fbbe4c9bf860dff2c3f4aa79a85b6323b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.1099",
    "kind": "arxiv",
    "version": 1
  }
}