Pith Number

pith:7L5VIJVL

pith:2010:7L5VIJVLRNRZRZ4FYICRMQJUXS

not attested not anchored not stored refs pending

Intergalactic Filaments as Isothermal Gas Cylinders

A. Gayler Harford, Andrew J. S. Hamilton

arxiv:1012.1293 v3 · 2010-12-06 · 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{7L5VIJVLRNRZRZ4FYICRMQJUXS}

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	2026-05-18T02:23:15.059615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fafb5426ab8b6398e785c205164134bc9f72ab519e883f5a313975611da4c29e

Aliases

arxiv: 1012.1293 · arxiv_version: 1012.1293v3 · doi: 10.48550/arxiv.1012.1293 · pith_short_12: 7L5VIJVLRNRZ · pith_short_16: 7L5VIJVLRNRZRZ4F · pith_short_8: 7L5VIJVL

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/7L5VIJVLRNRZRZ4FYICRMQJUXS \
  | 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: fafb5426ab8b6398e785c205164134bc9f72ab519e883f5a313975611da4c29e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2131f8077daa4e3499272aa0ffd7d7ef899c8c675b7d935c146b5c2460e662ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-12-06T19:31:26Z",
    "title_canon_sha256": "aa58a9e1cc545e42d66c7385f73b8455671c240239196a225615e96bb201ed8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1293",
    "kind": "arxiv",
    "version": 3
  }
}