Pith Number

pith:YPJTY27Y

pith:2010:YPJTY27YXGHB5IJYVBSLO7HXIQ

not attested not anchored not stored refs pending

Hot gas haloes around disc galaxies: O VII column densities from galaxy formation simulations

Evangelia Ntormousi, Jesper Sommer-Larsen

arxiv:1007.4108 v1 · 2010-07-23 · 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{YPJTY27YXGHB5IJYVBSLO7HXIQ}

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	2026-05-18T02:06:11.149687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3d33c6bf8b98e1ea138a864b77cf7442c730049b25e00d6870508d087d5d870

Aliases

arxiv: 1007.4108 · arxiv_version: 1007.4108v1 · doi: 10.48550/arxiv.1007.4108 · pith_short_12: YPJTY27YXGHB · pith_short_16: YPJTY27YXGHB5IJY · pith_short_8: YPJTY27Y

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/YPJTY27YXGHB5IJYVBSLO7HXIQ \
  | 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: c3d33c6bf8b98e1ea138a864b77cf7442c730049b25e00d6870508d087d5d870

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e368b2ee5823908a7c66883b1b43b95825ff1137f9bed14721fc9e6a60a9766",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-07-23T12:01:53Z",
    "title_canon_sha256": "f0355e0ae4a9b3ec1ea0c90a88460896d7e1001792f91d5246f638c7ed26064b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.4108",
    "kind": "arxiv",
    "version": 1
  }
}