Pith Number

pith:OBEQRAQF

pith:2026:OBEQRAQF63PTMKAET2D5FKSNTI

not attested not anchored not stored refs pending

Spatial distribution of water ice in the protoplanetary silhouette disk d216-0939

A. Potapov, H. Linz, H. Terada, J. S. Martin, M. B. Michaelis, S. Wolf, Th. Henning

arxiv:2608.04803 v1 · 2026-08-05 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OBEQRAQF63PTMKAET2D5FKSNTI}

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	2026-08-06T01:47:08.926050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7049088205f6df3628049e87d2aa4d9a34660c12e117293481faae3d96a9bbce

Aliases

arxiv: 2608.04803 · arxiv_version: 2608.04803v1 · doi: 10.48550/arxiv.2608.04803 · pith_short_12: OBEQRAQF63PT · pith_short_16: OBEQRAQF63PTMKAE · pith_short_8: OBEQRAQF

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/OBEQRAQF63PTMKAET2D5FKSNTI \
  | 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: 7049088205f6df3628049e87d2aa4d9a34660c12e117293481faae3d96a9bbce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "998763f6866a45650fbcd3fd0e6292e1e4d30bfb429cbe7bc1f38d20b106a728",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-08-05T13:11:31Z",
    "title_canon_sha256": "197a2ebaaaa55a023c1db54c5d42984bf06e7467ee3fe68a9abeb29d610a904e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.04803",
    "kind": "arxiv",
    "version": 1
  }
}