Pith Number

pith:OPWN4FGR

pith:2022:OPWN4FGRQ5DQ5CL5EYQYIR7C24

not attested not anchored not stored refs pending

Diverse metallicities of Fermi bubble clouds indicate dual origins in the disk and halo

Andrew J. Fox, Bart P. Wakker, Edward B. Jenkins, Felix J. Lockman, Frances H. Cashman, Rongmon Bordoloi, Tanveer Karim, Trisha Ashley

arxiv:2207.08838 v1 · 2022-07-18 · 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{OPWN4FGRQ5DQ5CL5EYQYIR7C24}

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	2026-07-05T04:41:14.045089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73ecde14d187470e897d26218447e2d72b31900bc04891463ef1b1a2c54fcf16

Aliases

arxiv: 2207.08838 · arxiv_version: 2207.08838v1 · doi: 10.48550/arxiv.2207.08838 · pith_short_12: OPWN4FGRQ5DQ · pith_short_16: OPWN4FGRQ5DQ5CL5 · pith_short_8: OPWN4FGR

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/OPWN4FGRQ5DQ5CL5EYQYIR7C24 \
  | 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: 73ecde14d187470e897d26218447e2d72b31900bc04891463ef1b1a2c54fcf16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c30db4c9073e6ce8dbd5689a457917b79595eb2a146e5503cb22689eed979f49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-07-18T18:00:04Z",
    "title_canon_sha256": "e815f48ddc92a9500bf16065074a970818e1c2f42c97fe2a9d99d9039df7364f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.08838",
    "kind": "arxiv",
    "version": 1
  }
}