Pith Number

pith:EYG4TNZR

pith:2018:EYG4TNZRQZ4PTLP2DL4VQQOZ5V

not attested not anchored not stored refs pending

Deuterated Formaldehyde in the low mass protostar HH212

Ankan Das, Bhala Sivaraman, Chin-Fei Lee, Dipen Sahu, Sandip K. Chakrabarti, Sheng-Yuan Liu, Young-Chol Minh

arxiv:1801.06699 v1 · 2018-01-20 · 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{EYG4TNZRQZ4PTLP2DL4VQQOZ5V}

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	2026-05-18T00:24:11.387904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

260dc9b7318678f9adfa1af95841d9ed776616e818cfdb5defa432c880e018e3

Aliases

arxiv: 1801.06699 · arxiv_version: 1801.06699v1 · doi: 10.48550/arxiv.1801.06699 · pith_short_12: EYG4TNZRQZ4P · pith_short_16: EYG4TNZRQZ4PTLP2 · pith_short_8: EYG4TNZR

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/EYG4TNZRQZ4PTLP2DL4VQQOZ5V \
  | 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: 260dc9b7318678f9adfa1af95841d9ed776616e818cfdb5defa432c880e018e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8e3315a465208876494f8b7ae74067387d78b1d2c4e39e49c3736c34a2a523d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-01-20T17:18:57Z",
    "title_canon_sha256": "34e92b26e16f3ca3a132bfdf7a3a51ffcb5822f4f5125deefea48bf6412f2dfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06699",
    "kind": "arxiv",
    "version": 1
  }
}