Pith Number

pith:PD6RF6IY

pith:2018:PD6RF6IYJCQLLNXZGWUYQVNUSV

not attested not anchored not stored refs pending

The ice composition in the disk around V883 Ori revealed by its stellar outburst

Doug Johnstone, Giseon Baek, Gregory Herczeg, Jeong-Eun Lee, Lucas Cieza, Seokho Lee, Simon Casassus, Sung-Yong Yoon, Yuri Aikawa

arxiv:1809.00353 v2 · 2018-09-02 · astro-ph.SR · astro-ph.EP · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PD6RF6IYJCQLLNXZGWUYQVNUSV}

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	2026-05-17T23:54:34.224778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78fd12f91848a0b5b6f935a98855b4954a7bb2cc09558b91e34e493016326c2f

Aliases

arxiv: 1809.00353 · arxiv_version: 1809.00353v2 · doi: 10.48550/arxiv.1809.00353 · pith_short_12: PD6RF6IYJCQL · pith_short_16: PD6RF6IYJCQLLNXZ · pith_short_8: PD6RF6IY

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/PD6RF6IYJCQLLNXZGWUYQVNUSV \
  | 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: 78fd12f91848a0b5b6f935a98855b4954a7bb2cc09558b91e34e493016326c2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d1b288d750af6bde4cbbfee3183878b3f546501fc9b469dc760b3f8b955e4f1",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-09-02T14:59:36Z",
    "title_canon_sha256": "5e2dfdad173dc660eabf762ed5ad2c6a9c1534d3ad0a90748a89607cda203a83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00353",
    "kind": "arxiv",
    "version": 2
  }
}