Pith Number

pith:3VLUYLY6

pith:2018:3VLUYLY6XVETNFIVIAPWXYRAHP

not attested not anchored not stored refs pending

The ALMA-PILS survey: first detection of methyl isocyanide (CH$_3$NC) in a solar-type protostar

A. Coutens, E. R. Willis, H. Calcutt, H. S. P. M\"uller, J. K. J{\o}rgensen, L. E. Kristensen, M. N. Drozdovskaya, M. R. Fiechter, N. F. W. Ligterink, R. T. Garrod, S. F. Wampfler, T. L. Bourke

arxiv:1807.02909 v1 · 2018-07-09 · astro-ph.GA · 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{3VLUYLY6XVETNFIVIAPWXYRAHP}

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	2026-05-17T23:44:22.590237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd574c2f1ebd49369515401f6be2203bf487c96a33081eb7219a101cc0daa657

Aliases

arxiv: 1807.02909 · arxiv_version: 1807.02909v1 · doi: 10.48550/arxiv.1807.02909 · pith_short_12: 3VLUYLY6XVET · pith_short_16: 3VLUYLY6XVETNFIV · pith_short_8: 3VLUYLY6

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/3VLUYLY6XVETNFIVIAPWXYRAHP \
  | 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: dd574c2f1ebd49369515401f6be2203bf487c96a33081eb7219a101cc0daa657

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5440d5b1028b4c3f81faab9b1eeb91f706b9f17ac36ce96f43424884d61100a7",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-09T01:34:36Z",
    "title_canon_sha256": "ece4f2a18406367a6b4728d97ca223c8fa95661f9dd128a528feb119f6fdc2a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02909",
    "kind": "arxiv",
    "version": 1
  }
}