Pith Number

pith:FQXAPYLR

pith:2011:FQXAPYLR6EKO7Y6NJ4GUDY4B3M

not attested not anchored not stored refs pending

Star Formation in the Cometary Tails Associated with Cluster Galaxies

Takahiro Yamagami, Yutaka Fujita (Osaka)

arxiv:1106.2554 v1 · 2011-06-13 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FQXAPYLR6EKO7Y6NJ4GUDY4B3M}

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	2026-05-18T04:20:05.427962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c2e07e171f114efe3cd4f0d41e381db1b7c1c306dbf66c22d05284c1a83fa83

Aliases

arxiv: 1106.2554 · arxiv_version: 1106.2554v1 · doi: 10.48550/arxiv.1106.2554 · pith_short_12: FQXAPYLR6EKO · pith_short_16: FQXAPYLR6EKO7Y6N · pith_short_8: FQXAPYLR

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/FQXAPYLR6EKO7Y6NJ4GUDY4B3M \
  | 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: 2c2e07e171f114efe3cd4f0d41e381db1b7c1c306dbf66c22d05284c1a83fa83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d25d9e6e887d485e35bf81b8f0d835968d17008015b36d60aab834bd3827fafe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-06-13T20:02:46Z",
    "title_canon_sha256": "fb68268b7efa1fec1b0a6d6474f389a41ac78ff41a714e0449a269bbe61ec73a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.2554",
    "kind": "arxiv",
    "version": 1
  }
}