Pith Number

pith:2UXPIP73

pith:2018:2UXPIP73KIDUJ7LON2P7P22WHQ

not attested not anchored not stored refs pending

Detection of HOCO+ in the protostar IRAS 16293-2422

Emmanuel Caux, Karen Willacy, Liton Majumdar, Michael E. Ressler, Pierre Gratier, Valentine Wakelam

arxiv:1803.05442 v1 · 2018-03-14 · 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{2UXPIP73KIDUJ7LON2P7P22WHQ}

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	2026-05-18T00:20:01.483124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d52ef43ffb520744fd6e6e9ff7eb563c24f8a80785c0cdae4968b60319f84afc

Aliases

arxiv: 1803.05442 · arxiv_version: 1803.05442v1 · doi: 10.48550/arxiv.1803.05442 · pith_short_12: 2UXPIP73KIDU · pith_short_16: 2UXPIP73KIDUJ7LO · pith_short_8: 2UXPIP73

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/2UXPIP73KIDUJ7LON2P7P22WHQ \
  | 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: d52ef43ffb520744fd6e6e9ff7eb563c24f8a80785c0cdae4968b60319f84afc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e06a43f8bfa4958d0a8fa4c4baf4a94970e13da4ebad3fd9863f1e8bcbc64feb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-03-14T18:00:03Z",
    "title_canon_sha256": "430b3bf12a42149d568a864d4e4411a0281f13f0a2f4b3da9cfba65ac4c11080"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.05442",
    "kind": "arxiv",
    "version": 1
  }
}