Pith Number

pith:ET3HK7IB

pith:2020:ET3HK7IB5JQHX3XDLVX62ULEOR

not attested not anchored not stored refs pending

Probing episodic accretion with chemistry: CALYPSO observations of IRAM 04191+1522. Results from the CALYPSO IRAM-PdBI survey

A. Bacmann, A. Belloche, A. J. Maury, C. Codella, F. Gueth, L. Podio, Ph. Andr\'e, S. Anderl, S. Cabrit, S. Maret

arxiv:2011.05979 v2 · 2020-11-11 · 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{ET3HK7IB5JQHX3XDLVX62ULEOR}

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	2026-07-05T01:51:10.742484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24f6757d01ea607beee35d6fed5164744b2bde3f6c80ac69cd19dba9cc44ab1d

Aliases

arxiv: 2011.05979 · arxiv_version: 2011.05979v2 · doi: 10.48550/arxiv.2011.05979 · pith_short_12: ET3HK7IB5JQH · pith_short_16: ET3HK7IB5JQHX3XD · pith_short_8: ET3HK7IB

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/ET3HK7IB5JQHX3XDLVX62ULEOR \
  | 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: 24f6757d01ea607beee35d6fed5164744b2bde3f6c80ac69cd19dba9cc44ab1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26fe26543ab66cd8c5ce5af4379cdde54666f453b18a1e5692c92133d7f94fef",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-11-11T18:51:14Z",
    "title_canon_sha256": "618ca7f02f5948f28d334de9aa2a43721d333117dec711357cafc0cada76dd32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.05979",
    "kind": "arxiv",
    "version": 2
  }
}