Pith Number

pith:KF6OPWMT

pith:2012:KF6OPWMTPPAYT4H4KB4KT5OUAA

not attested not anchored not stored refs pending

A high molecular fraction in a sub-damped absorber at z=0.56

Buell T. Jannuzi, Craig B. Foltz, Jill Bechtold, John M. O'Meara, Joop Schaye, J. Xavier Prochaska, Neil H. M. Crighton, Nicolas Tejos, Robert F. Carswell, Romeel Dav\'e, Simon L. Morris

arxiv:1210.0905 v2 · 2012-10-02 · 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{KF6OPWMTPPAYT4H4KB4KT5OUAA}

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	2026-05-18T01:54:11.395159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

517ce7d9937bc189f0fc5078a9f5d4001a4fdb18cca13c36ddfd4352deaeb9ef

Aliases

arxiv: 1210.0905 · arxiv_version: 1210.0905v2 · doi: 10.48550/arxiv.1210.0905 · pith_short_12: KF6OPWMTPPAY · pith_short_16: KF6OPWMTPPAYT4H4 · pith_short_8: KF6OPWMT

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/KF6OPWMTPPAYT4H4KB4KT5OUAA \
  | 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: 517ce7d9937bc189f0fc5078a9f5d4001a4fdb18cca13c36ddfd4352deaeb9ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0df5be36aaa1020d4bde89ca6d26250e0c69197e774c88dd678f6d61e577966c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-02T20:00:03Z",
    "title_canon_sha256": "9cede81da31d74074558bd9a5e604edd3bc8ef00c37f2a29784da2d3e808e760"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.0905",
    "kind": "arxiv",
    "version": 2
  }
}