Pith Number

pith:A3HFK6YT

pith:2010:A3HFK6YTOA6EGKIABKOYLIM7UR

not attested not anchored not stored refs pending

The Mysterious Merger of NGC6868 and NGC6861 in the Telescopium Group

2), (2) Univ. of Birmingham), C. Jones (1), E. O'Sullivan (1, M. E. Machacek (1), S.W. Randall (1), W. R. Forman (1) ((1) CfA

arxiv:1001.2567 v1 · 2010-01-14 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A3HFK6YTOA6EGKIABKOYLIM7UR}

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	2026-05-18T02:09:51.807479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06ce557b13703c4329000a9d85a19fa47273e99844b9c7aec4901950f251ea9e

Aliases

arxiv: 1001.2567 · arxiv_version: 1001.2567v1 · doi: 10.48550/arxiv.1001.2567 · pith_short_12: A3HFK6YTOA6E · pith_short_16: A3HFK6YTOA6EGKIA · pith_short_8: A3HFK6YT

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/A3HFK6YTOA6EGKIABKOYLIM7UR \
  | 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: 06ce557b13703c4329000a9d85a19fa47273e99844b9c7aec4901950f251ea9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "caa8c94b82c73074516978513ad978bdd2fb0f6df20108323b28b890814d409c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-01-14T21:29:05Z",
    "title_canon_sha256": "1702b3e54cffd6b49e6e623246ebba2e3a79442b255144e889efab2b12334ee2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.2567",
    "kind": "arxiv",
    "version": 1
  }
}