Pith Number

pith:52STWAPB

pith:2018:52STWAPBVR2FQLWQWEWBVQK6TR

not attested not anchored not stored refs pending

Polarimetry of Water Ice Particles Providing Insights on Grain Size and Degree of Sintering on Icy Planetary Surfaces

Antoine Pommerol, Bernhard Jost, Nicolas Thomas, Olivier Poch, Romain Cerubini

arxiv:1809.08435 v1 · 2018-09-22 · 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{52STWAPBVR2FQLWQWEWBVQK6TR}

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	2026-05-18T00:05:08.492432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eea53b01e1ac74582ed0b12c1ac15e9c6a143ab0df482771a405136f098f3df2

Aliases

arxiv: 1809.08435 · arxiv_version: 1809.08435v1 · doi: 10.48550/arxiv.1809.08435 · pith_short_12: 52STWAPBVR2F · pith_short_16: 52STWAPBVR2FQLWQ · pith_short_8: 52STWAPB

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/52STWAPBVR2FQLWQWEWBVQK6TR \
  | 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: eea53b01e1ac74582ed0b12c1ac15e9c6a143ab0df482771a405136f098f3df2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f94f5613a740981edf354b3ad11d10e319d34135d396c8f23ad3c0093b202d10",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-09-22T13:23:48Z",
    "title_canon_sha256": "36b4dbc794516ca08c60d768815220dccd40803abfcf86b9a201898fdbd67a71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.08435",
    "kind": "arxiv",
    "version": 1
  }
}