Pith Number

pith:JIWF4KUB

pith:2017:JIWF4KUBSM2FUJUS32S623LHPU

not attested not anchored not stored refs pending

In search of cool flow accretion onto galaxies $-$ where does the disk gas end?

Alex Stephens (U. Sydney), Anna Zovaro (U. Sydney), Attila Popping (U. Western Australia), Joss Bland-Hawthorn (U. Sydney), Phil Maloney (U. Colorado)

arxiv:1709.08733 v1 · 2017-09-25 · 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{JIWF4KUBSM2FUJUS32S623LHPU}

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	2026-05-18T00:31:11.457685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a2c5e2a8193345a2692dea5ed6d677d3203c85d6847ae2beda49a54def67198

Aliases

arxiv: 1709.08733 · arxiv_version: 1709.08733v1 · doi: 10.48550/arxiv.1709.08733 · pith_short_12: JIWF4KUBSM2F · pith_short_16: JIWF4KUBSM2FUJUS · pith_short_8: JIWF4KUB

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/JIWF4KUBSM2FUJUS32S623LHPU \
  | 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: 4a2c5e2a8193345a2692dea5ed6d677d3203c85d6847ae2beda49a54def67198

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b9f3d5fc2fca7cc2a1c8b0bfe266b6bf8dceb5bc179419318ed0c14d8bb5e2a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-09-25T22:00:23Z",
    "title_canon_sha256": "b0a49bdd313efcf40a8abd000eec2e70d34033438f7810aceba437ef8f735c18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.08733",
    "kind": "arxiv",
    "version": 1
  }
}