Pith Number

pith:XSAX7XVX

pith:2018:XSAX7XVXNJSNWWDVRIEVE6HI4Q

not attested not anchored not stored refs pending

Diagnostic value of far-IR water ice features in T Tauri disks

Anton Scheepstra, Inga Kamp, Lucia Klarmann, Michiel Min, Pablo Riviere-Marichalar

arxiv:1804.05324 v1 · 2018-04-15 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XSAX7XVXNJSNWWDVRIEVE6HI4Q}

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	2026-05-18T00:05:31.561237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc817fdeb76a64db58758a095278e8e412043e44b118fcae540c1b7d415b10b5

Aliases

arxiv: 1804.05324 · arxiv_version: 1804.05324v1 · doi: 10.48550/arxiv.1804.05324 · pith_short_12: XSAX7XVXNJSN · pith_short_16: XSAX7XVXNJSNWWDV · pith_short_8: XSAX7XVX

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/XSAX7XVXNJSNWWDVRIEVE6HI4Q \
  | 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: bc817fdeb76a64db58758a095278e8e412043e44b118fcae540c1b7d415b10b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a235a90146391b3744c7ad35adaca8e471d110f6263abed4c505b6327defbea8",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-04-15T08:56:42Z",
    "title_canon_sha256": "75db3fe267020f9c36c065974ec288ae46246e30d8caffad00a4ec322bbd8c85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05324",
    "kind": "arxiv",
    "version": 1
  }
}