Pith Number

pith:U5SHPLMR

pith:2019:U5SHPLMR4OWL5QRB6G3L2RJ5AM

not attested not anchored not stored refs pending

Revealing the chemical structure of the Class I disc Oph-IRS 67

E. Artur de la Villarmois, J. K. J{\o}rgensen, L. E. Kristensen

arxiv:1906.00685 v1 · 2019-06-03 · astro-ph.SR · 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{U5SHPLMR4OWL5QRB6G3L2RJ5AM}

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	2026-05-17T23:41:41.906872Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a76477ad91e3acbec221f1b6bd453d033822799964195b11093778bfa530b9a9

Aliases

arxiv: 1906.00685 · arxiv_version: 1906.00685v1 · doi: 10.48550/arxiv.1906.00685 · pith_short_12: U5SHPLMR4OWL · pith_short_16: U5SHPLMR4OWL5QRB · pith_short_8: U5SHPLMR

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/U5SHPLMR4OWL5QRB6G3L2RJ5AM \
  | 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: a76477ad91e3acbec221f1b6bd453d033822799964195b11093778bfa530b9a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a79277653a7b7475d137eb1323225fe50c6d69efdcfeb2cd5ebcafbb3e564f3",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-06-03T10:12:24Z",
    "title_canon_sha256": "31f99d4e92c738813090cf34f732f40acf0b081a5d787473869ed461ef68f171"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.00685",
    "kind": "arxiv",
    "version": 1
  }
}