Pith Number

pith:HIK4RNEN

pith:2015:HIK4RNENMMZBBHMQTZCMRNAC7U

not attested not anchored not stored refs pending

Studying the Interstellar Medium and the inner region of NPS/Loop 1 with shadow observations toward MBM36

E. Ursino, M. Galeazzi, W. Liu

arxiv:1512.00024 v1 · 2015-11-30 · astro-ph.GA · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HIK4RNENMMZBBHMQTZCMRNAC7U}

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	2026-05-18T01:23:02.384691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a15c8b48d6332109d909e44c8b402fd38dae645c00c78ab210d35415a163cf9

Aliases

arxiv: 1512.00024 · arxiv_version: 1512.00024v1 · doi: 10.48550/arxiv.1512.00024 · pith_short_12: HIK4RNENMMZB · pith_short_16: HIK4RNENMMZBBHMQ · pith_short_8: HIK4RNEN

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/HIK4RNENMMZBBHMQTZCMRNAC7U \
  | 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: 3a15c8b48d6332109d909e44c8b402fd38dae645c00c78ab210d35415a163cf9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e20e8e560f89453c4e2f7e8b6d0f5c28dd8de67da79a2b8e0f923bd8271cd69f",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-11-30T21:00:07Z",
    "title_canon_sha256": "cf0df9ab5e528adf2d83e2ca4f5807fea1fdafab21362cd55d9631ebf54eb8d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.00024",
    "kind": "arxiv",
    "version": 1
  }
}