Pith Number

pith:QZYP6NJV

pith:2012:QZYP6NJVDTURL7SEDGXGD4YZHB

not attested not anchored not stored refs pending

Not Dead Yet: Cool Circumgalactic Gas in the Halos of Early Type Galaxies

Amanda Brady Ford, Benjamin D. Oppenheimer, Christopher Thom, David H. Weinberg, Jason Tumlinson, Jessica K. Werk, John M. O'Meara, J. Xavier Prochaska, Kenneth R. Sembach, Molly S. Peeples, Neal S. Katz, Romeel Dave, Todd M. Tripp

arxiv:1209.5442 v1 · 2012-09-24 · 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{QZYP6NJVDTURL7SEDGXGD4YZHB}

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	2026-05-18T01:54:19.270355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8670ff35351ce915fe4419ae61f3193878b14c3fddf6e80cd04a3d53c21e2c9e

Aliases

arxiv: 1209.5442 · arxiv_version: 1209.5442v1 · doi: 10.48550/arxiv.1209.5442 · pith_short_12: QZYP6NJVDTUR · pith_short_16: QZYP6NJVDTURL7SE · pith_short_8: QZYP6NJV

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/QZYP6NJVDTURL7SEDGXGD4YZHB \
  | 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: 8670ff35351ce915fe4419ae61f3193878b14c3fddf6e80cd04a3d53c21e2c9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83ea6203523776c4809ea4ab211f4fbf5d54700c42aaafe113230952e225f2ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-24T22:02:53Z",
    "title_canon_sha256": "f4d994f6b3797419b6b39a34c145368e0c4f4835cd2fe3f8ae56eb85d0a1dd15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5442",
    "kind": "arxiv",
    "version": 1
  }
}