Pith Number

pith:2U5BZAFW

pith:2018:2U5BZAFWQV4JTYHQDP555S6YHW

not attested not anchored not stored refs pending

Formation of cometary O$_{2}$ ice and related ice species on grain surfaces in the midplane of the pre-Solar nebula

Catherine Walsh, Christian Eistrup

arxiv:1808.03329 v1 · 2018-08-09 · 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{2U5BZAFWQV4JTYHQDP555S6YHW}

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	2026-05-17T23:56:20.166286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d53a1c80b6857899e0f01bfbdecbd83dba2ce02f3474200dc3d2816e1294cb95

Aliases

arxiv: 1808.03329 · arxiv_version: 1808.03329v1 · doi: 10.48550/arxiv.1808.03329 · pith_short_12: 2U5BZAFWQV4J · pith_short_16: 2U5BZAFWQV4JTYHQ · pith_short_8: 2U5BZAFW

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/2U5BZAFWQV4JTYHQDP555S6YHW \
  | 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: d53a1c80b6857899e0f01bfbdecbd83dba2ce02f3474200dc3d2816e1294cb95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4af36f375b9afc7d5db815528276bbfe4606c0358465e34ab04b70eaa6607268",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-08-09T20:03:38Z",
    "title_canon_sha256": "1c4b3cefcaee8b1b1226048e7cb30de00dffa0aec4f85d2a4607dfa36676875f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03329",
    "kind": "arxiv",
    "version": 1
  }
}