Pith Number

pith:SG5LA4FQ

pith:2022:SG5LA4FQLXFTRUEB6MXYWDWE62

not attested not anchored not stored refs pending

Amorphous ice in comets: evidence and consequences

David Jewitt, Dina Prialnik

arxiv:2209.05907 v1 · 2022-09-13 · 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{SG5LA4FQLXFTRUEB6MXYWDWE62}

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.

Cited by

1 paper in Pith

The Large Smooth Patch on Comet 9P/Tempel 1: Remnant of a Recent Past Event

Receipt and verification

First computed	2026-07-05T04:56:51.409601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91bab070b05dcb38d081f32f8b0ec4f6977ab8213724aa69c2a80361213edd24

Aliases

arxiv: 2209.05907 · arxiv_version: 2209.05907v1 · doi: 10.48550/arxiv.2209.05907 · pith_short_12: SG5LA4FQLXFT · pith_short_16: SG5LA4FQLXFTRUEB · pith_short_8: SG5LA4FQ

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/SG5LA4FQLXFTRUEB6MXYWDWE62 \
  | 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: 91bab070b05dcb38d081f32f8b0ec4f6977ab8213724aa69c2a80361213edd24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f18d237809a325f9d74091b55ee508034d9c344cfc9cd3a0fbeaafc857140c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-09-13T11:42:35Z",
    "title_canon_sha256": "3e197a8e3c2e08390bc6b37090f37ce51bae1b746811cfd0cf913f7a3cde4045"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.05907",
    "kind": "arxiv",
    "version": 1
  }
}