Pith Number

pith:UKEW364M

pith:2010:UKEW364MZAJAMTF6MQA5VWB3XT

not attested not anchored not stored refs pending

Differential Proper-Motion Study of the Circumstellar Dust Shell of the Enigmatic Object, HD 179821

Brian A. Ferguson (STScI), Toshiya Ueta (Univ. of Denver)

arxiv:1001.3135 v1 · 2010-01-18 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UKEW364MZAJAMTF6MQA5VWB3XT}

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	2026-05-18T02:09:42.824190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2896dfb8cc812064cbe6401dad83bbcccc8aea21ca0495c63d28b7de9419398

Aliases

arxiv: 1001.3135 · arxiv_version: 1001.3135v1 · doi: 10.48550/arxiv.1001.3135 · pith_short_12: UKEW364MZAJA · pith_short_16: UKEW364MZAJAMTF6 · pith_short_8: UKEW364M

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/UKEW364MZAJAMTF6MQA5VWB3XT \
  | 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: a2896dfb8cc812064cbe6401dad83bbcccc8aea21ca0495c63d28b7de9419398

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb7ec26698642dd3df885760171aeaa0a1b9ae84f340e9f5da1c71c65e2d6c1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-01-18T21:18:39Z",
    "title_canon_sha256": "53f716a18041b8fd7c02bb0ef6577ca8983a9a5cc21fbd7a075f43c66cdac7bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.3135",
    "kind": "arxiv",
    "version": 1
  }
}