Pith Number

pith:7E5TQXWP

pith:2010:7E5TQXWPP3PNLTXO4OUD2JZY4B

not attested not anchored not stored refs pending

Deuterium Fractionation as an Evolutionary Probe in the Infrared Dark Cloud G28.34+0.06

Huei-Ru Chen, Qizhou Zhang, Sheng-Yuan Liu, Yu-Nung Su

arxiv:1003.1365 v1 · 2010-03-06 · 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{7E5TQXWPP3PNLTXO4OUD2JZY4B}

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	2026-05-18T02:08:45.468335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f93b385ecf7eded5ceeee3a83d2738e078c6d396ef232ce15550f8ad08d7b83d

Aliases

arxiv: 1003.1365 · arxiv_version: 1003.1365v1 · doi: 10.48550/arxiv.1003.1365 · pith_short_12: 7E5TQXWPP3PN · pith_short_16: 7E5TQXWPP3PNLTXO · pith_short_8: 7E5TQXWP

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/7E5TQXWPP3PNLTXO4OUD2JZY4B \
  | 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: f93b385ecf7eded5ceeee3a83d2738e078c6d396ef232ce15550f8ad08d7b83d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "684aafbed7aca40fd06c129c3db33ec663129674f5914e83d57d19da2d363b97",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-03-06T08:44:09Z",
    "title_canon_sha256": "03363aeb7686a5683b035838d74967651b8ad24781bf1c228742aab0d9c47306"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.1365",
    "kind": "arxiv",
    "version": 1
  }
}