Pith Number

pith:7QUCCF6U

pith:2011:7QUCCF6UCIIJKKEIW7ZSIBYWVB

not attested not anchored not stored refs pending

Multiphase Gas In Galaxy Halos: The OVI Lyman-limit System toward J1009+0713

C. Thom, J. D. Meiring, J. K. Werk, J. M. O'Meara, J. Tumlinson, J. X. Prochaska, K. R. Sembach, M. Okrochkov, T. M. Tripp

arxiv:1103.5252 v1 · 2011-03-27 · 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{7QUCCF6UCIIJKKEIW7ZSIBYWVB}

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	2026-05-18T02:02:44.574969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc282117d41210952888b7f3240716a85e6a65da158f663b9e994240cfe51ad4

Aliases

arxiv: 1103.5252 · arxiv_version: 1103.5252v1 · doi: 10.48550/arxiv.1103.5252 · pith_short_12: 7QUCCF6UCIIJ · pith_short_16: 7QUCCF6UCIIJKKEI · pith_short_8: 7QUCCF6U

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/7QUCCF6UCIIJKKEIW7ZSIBYWVB \
  | 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: fc282117d41210952888b7f3240716a85e6a65da158f663b9e994240cfe51ad4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7130cc8d2f5e9af876f0c25cee39228ce1ab1f4eab76b763e9a5b554d9371556",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-27T21:25:12Z",
    "title_canon_sha256": "4c59241364e22fd42c106d73de7f7720d660462134d8c6978551b0f871d047b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.5252",
    "kind": "arxiv",
    "version": 1
  }
}