Pith Number

pith:O73TUTVI

pith:2012:O73TUTVIDHNIRW7YQT7SAVVQRX

not attested not anchored not stored refs pending

Characterizing the Circumgalactic Medium of Nearby Galaxies with HST/COS and HST/STIS Absorption-Line Spectroscopy

Blair D. Savage, Brian A. Keeney, Charles W. Danforth, Cynthia S. Froning, James C. Green, J. Michael Shull, John T. Stocke, Steven V. Penton

arxiv:1212.5658 v1 · 2012-12-22 · 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{O73TUTVIDHNIRW7YQT7SAVVQRX}

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	2026-05-18T03:32:44.430414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77f73a4ea819da88dbf884ff2056b08dfeacaeff4aff4aaae798c01fb735c36c

Aliases

arxiv: 1212.5658 · arxiv_version: 1212.5658v1 · doi: 10.48550/arxiv.1212.5658 · pith_short_12: O73TUTVIDHNI · pith_short_16: O73TUTVIDHNIRW7Y · pith_short_8: O73TUTVI

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/O73TUTVIDHNIRW7YQT7SAVVQRX \
  | 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: 77f73a4ea819da88dbf884ff2056b08dfeacaeff4aff4aaae798c01fb735c36c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69f10bee1252addf60c3cf4646bd64c92fa93623edb42ec5263c1f2d7e89979e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-12-22T05:38:37Z",
    "title_canon_sha256": "de08227bc26b1e78932ccdeb32c629949e7771e2c241db75c0630f15f18b56e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5658",
    "kind": "arxiv",
    "version": 1
  }
}