Pith Number

pith:4TVM4DA3

pith:2026:4TVM4DA3ADWGJLMLPGMVUX2NLS

not attested not anchored not stored refs pending

Interferometric molecular line observations toward the 21 {\mu}m protoplanetary nebula IRAS 06530-0213

Hao-Min Sun, Jun-Yang Liu, Sheng-Li Qin, Yong Zhang, Zhuang Zhang

arxiv:2607.25304 v1 · 2026-07-28 · 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{4TVM4DA3ADWGJLMLPGMVUX2NLS}

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	2026-07-29T01:25:08.053463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4eace0c1b00ec64ad8b79995a5f4d5cbcc306a42c0c0883e5329c973a176e8a

Aliases

arxiv: 2607.25304 · arxiv_version: 2607.25304v1 · doi: 10.48550/arxiv.2607.25304 · pith_short_12: 4TVM4DA3ADWG · pith_short_16: 4TVM4DA3ADWGJLML · pith_short_8: 4TVM4DA3

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/4TVM4DA3ADWGJLMLPGMVUX2NLS \
  | 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: e4eace0c1b00ec64ad8b79995a5f4d5cbcc306a42c0c0883e5329c973a176e8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7254c09100a8124fad9e02aa7c18133f0a3199d9afb5a7082e331b4b3b634004",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-07-28T05:29:25Z",
    "title_canon_sha256": "e1262afd7f4b3c0f35babf8caa857603188af8db387f350a1ad37cf4c551f9d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.25304",
    "kind": "arxiv",
    "version": 1
  }
}