Pith Number

pith:B6MQTNEF

pith:2019:B6MQTNEF2LISSXLYJOBSQKZVDL

not attested not anchored not stored refs pending

Merged H/H2 and C+/C/CO transitions in the Orion Bar

Dmitri S. Wiebe, Maria S. Kirsanova

arxiv:1904.04423 v1 · 2019-04-09 · 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{B6MQTNEF2LISSXLYJOBSQKZVDL}

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	2026-05-17T23:48:29.412032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f9909b485d2d1295d784b83282b351af19d4a4d9689d66b19231091372a9094

Aliases

arxiv: 1904.04423 · arxiv_version: 1904.04423v1 · doi: 10.48550/arxiv.1904.04423 · pith_short_12: B6MQTNEF2LIS · pith_short_16: B6MQTNEF2LISSXLY · pith_short_8: B6MQTNEF

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/B6MQTNEF2LISSXLYJOBSQKZVDL \
  | 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: 0f9909b485d2d1295d784b83282b351af19d4a4d9689d66b19231091372a9094

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bfb163c943c8c86b7f02f70e8210629baf5e4426e7dda513afd154cc83b8372",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-04-09T02:09:51Z",
    "title_canon_sha256": "716f016943f7b1cb41625dd470accd28919134a4f1df5b5cbd6287e131963546"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04423",
    "kind": "arxiv",
    "version": 1
  }
}