Pith Number

pith:6W7TNUTK

pith:2017:6W7TNUTK77OQLX26WPWISUU2ZG

not attested not anchored not stored refs pending

HI Kinematics, Mass Distribution, and Star Formation Threshold in NGC 6822, using the SKA pathfinder KAT-7

Brenda Namumba, Claude Carignan, Erwin de Blok, Sean Passmoor

arxiv:1708.09447 v1 · 2017-08-30 · 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{6W7TNUTK77OQLX26WPWISUU2ZG}

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	2026-05-18T00:31:11.849876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5bf36d26affdd05df5eb3ec89529ac98f8ac8ff9d6ca7449c4ca09848141979

Aliases

arxiv: 1708.09447 · arxiv_version: 1708.09447v1 · doi: 10.48550/arxiv.1708.09447 · pith_short_12: 6W7TNUTK77OQ · pith_short_16: 6W7TNUTK77OQLX26 · pith_short_8: 6W7TNUTK

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/6W7TNUTK77OQLX26WPWISUU2ZG \
  | 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: f5bf36d26affdd05df5eb3ec89529ac98f8ac8ff9d6ca7449c4ca09848141979

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9108a839f506a12171b2e1c19340abac43dbe63c379a69d814d1efb6f61e9859",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-30T19:53:43Z",
    "title_canon_sha256": "45ed98b0c181460561146998b3a55b9320cfbeb02953a69bd0e6f9f116ce0f2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.09447",
    "kind": "arxiv",
    "version": 1
  }
}