Pith Number

pith:P2YUKSUP

pith:2017:P2YUKSUPANKHDZ2YHHL6O3C656

not attested not anchored not stored refs pending

Radially resolved simulations of collapsing pebble clouds in protoplanetary discs

Anders Johansen, Karl Wahlberg Jansson

arxiv:1706.03655 v1 · 2017-06-12 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P2YUKSUPANKHDZ2YHHL6O3C656}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:39:33.930045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7eb1454a8f035471e75839d7e76c5eefb18faedafe073277f00670d4cfa255a1

Aliases

arxiv: 1706.03655 · arxiv_version: 1706.03655v1 · doi: 10.48550/arxiv.1706.03655 · pith_short_12: P2YUKSUPANKH · pith_short_16: P2YUKSUPANKHDZ2Y · pith_short_8: P2YUKSUP

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/P2YUKSUPANKHDZ2YHHL6O3C656 \
  | 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: 7eb1454a8f035471e75839d7e76c5eefb18faedafe073277f00670d4cfa255a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9151f2195a324e2d34efe38f7efb74a5e3ca0efae7119ae59cfc58a65a2ef0c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-06-12T14:26:44Z",
    "title_canon_sha256": "45f8ae63d98e39c86ec21864e06e8b678b7d68d060a9308370bd7beeaa3b0bae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.03655",
    "kind": "arxiv",
    "version": 1
  }
}