Pith Number

pith:EU77IMLL

pith:2016:EU77IMLLZLABQ3VOUPDGIF7HGH

not attested not anchored not stored refs pending

Variations between Dust and Gas in the Diffuse Interstellar Medium. 2. Search for Cold Gas

Carl Heiles, Jean-Philippe Bernard, William T. Reach

arxiv:1611.04475 v2 · 2016-11-14 · 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{EU77IMLLZLABQ3VOUPDGIF7HGH}

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	2026-05-18T00:39:47.192550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

253ff4316bcac0186eaea3c66417e731f15c4a510e60aa83b731a815f5d72993

Aliases

arxiv: 1611.04475 · arxiv_version: 1611.04475v2 · doi: 10.48550/arxiv.1611.04475 · pith_short_12: EU77IMLLZLAB · pith_short_16: EU77IMLLZLABQ3VO · pith_short_8: EU77IMLL

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/EU77IMLLZLABQ3VOUPDGIF7HGH \
  | 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: 253ff4316bcac0186eaea3c66417e731f15c4a510e60aa83b731a815f5d72993

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53d10fa8ab32f900500fa31bfa46825943dbdbd3e2573062a1de0cbab52714de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-11-14T17:06:01Z",
    "title_canon_sha256": "9fd241bf7b266e7448fc2112f3f1f776319715c3393103eebe5e3fd35076f290"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.04475",
    "kind": "arxiv",
    "version": 2
  }
}