Pith Number

pith:3NJGVKQE

pith:2017:3NJGVKQEB5NVKQIK2MBUGLTVVI

not attested not anchored not stored refs pending

HD far infrared emission as a measure of protoplanetary disk mass

Anna Miotello, Ewine F. van Dishoeck, Leon Trapman, Mihkel Kama, Simon Bruderer

arxiv:1705.07671 v1 · 2017-05-22 · 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{3NJGVKQEB5NVKQIK2MBUGLTVVI}

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	2026-05-18T00:35:20.420509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db526aaa040f5b55410ad303432e75aa15588321542697c0a48eb7bbb9df2596

Aliases

arxiv: 1705.07671 · arxiv_version: 1705.07671v1 · doi: 10.48550/arxiv.1705.07671 · pith_short_12: 3NJGVKQEB5NV · pith_short_16: 3NJGVKQEB5NVKQIK · pith_short_8: 3NJGVKQE

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/3NJGVKQEB5NVKQIK2MBUGLTVVI \
  | 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: db526aaa040f5b55410ad303432e75aa15588321542697c0a48eb7bbb9df2596

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "980b3adc972dbce281944c639bad497c407f5c67339c97f719129b430de81056",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-05-22T11:25:10Z",
    "title_canon_sha256": "94a2f7287e9bb7ca86b9f7ec83f48a37cdb946309de5d896817b90b86f8eac9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.07671",
    "kind": "arxiv",
    "version": 1
  }
}