Pith Number

pith:QVJLU2XL

pith:2017:QVJLU2XL6QPRVRKFFVZUINAMO6

not attested not anchored not stored refs pending

Disk evolution and the fate of water

Fred Ciesla, Lee Hartmann, Oliver Gressel, Richard Alexander

arxiv:1708.03360 v1 · 2017-08-10 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QVJLU2XL6QPRVRKFFVZUINAMO6}

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	2026-05-18T00:36:27.830539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8552ba6aebf41f1ac5452d7344340c77ae7e6f384552c5281142d3e8fc01f436

Aliases

arxiv: 1708.03360 · arxiv_version: 1708.03360v1 · doi: 10.48550/arxiv.1708.03360 · pith_short_12: QVJLU2XL6QPR · pith_short_16: QVJLU2XL6QPRVRKF · pith_short_8: QVJLU2XL

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/QVJLU2XL6QPRVRKFFVZUINAMO6 \
  | 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: 8552ba6aebf41f1ac5452d7344340c77ae7e6f384552c5281142d3e8fc01f436

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4602cb4ba3b4bb7a6079ed7b4126a098bbf0d4bedd25903f93af321f00530e4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-08-10T19:21:40Z",
    "title_canon_sha256": "5a8bf06cce7249903639182dbec386a6cb4d197ed6af1932ca69eaf804bcd2c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03360",
    "kind": "arxiv",
    "version": 1
  }
}