Pith Number

pith:HKOB3HLC

pith:2011:HKOB3HLCEDHFUAB3FP2G3IFT5W

not attested not anchored not stored refs pending

How axi-symmetric is the inner HI disc of the Milky Way?

Antonino Marasco, Filippo Fraternali

arxiv:1110.2208 v1 · 2011-10-10 · 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{HKOB3HLCEDHFUAB3FP2G3IFT5W}

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	2026-05-18T02:00:13.993947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a9c1d9d6220ce5a003b2bf46da0b3eda32ecdacde67dc3521f51df51301082d

Aliases

arxiv: 1110.2208 · arxiv_version: 1110.2208v1 · doi: 10.48550/arxiv.1110.2208 · pith_short_12: HKOB3HLCEDHF · pith_short_16: HKOB3HLCEDHFUAB3 · pith_short_8: HKOB3HLC

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/HKOB3HLCEDHFUAB3FP2G3IFT5W \
  | 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: 3a9c1d9d6220ce5a003b2bf46da0b3eda32ecdacde67dc3521f51df51301082d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c89f11503a4d341617bf7d56bd497fff63aa79695e123cdd11bfa2971813d348",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-10-10T21:46:33Z",
    "title_canon_sha256": "2c7bbd655efb27d3a707c2615645898deb7bad5567b8522e13bf448eea1a7679"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2208",
    "kind": "arxiv",
    "version": 1
  }
}