Pith Number

pith:5QQTZ2AW

pith:2019:5QQTZ2AW46GYSKEI3A7ZLV6QR2

not attested not anchored not stored refs pending

Simultaneous observation of concurrent two-dimensional carbon and chlorine/bromine isotope fractionations of halogenated organic compounds on gas chromatography

Caiming Tang, Jianhua Tan

arxiv:1907.08900 v1 · 2019-07-21 · physics.chem-ph · physics.ins-det

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5QQTZ2AW46GYSKEI3A7ZLV6QR2}

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	2026-05-17T23:40:02.793758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec213ce816e78d892888d83f95d7d08e87df2f49885721a7f14ccfed99aa87d1

Aliases

arxiv: 1907.08900 · arxiv_version: 1907.08900v1 · doi: 10.48550/arxiv.1907.08900 · pith_short_12: 5QQTZ2AW46GY · pith_short_16: 5QQTZ2AW46GYSKEI · pith_short_8: 5QQTZ2AW

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/5QQTZ2AW46GYSKEI3A7ZLV6QR2 \
  | 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: ec213ce816e78d892888d83f95d7d08e87df2f49885721a7f14ccfed99aa87d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0486d92f0635e8f959efc94add555a2092240da28768ec476c06122be25bbe1b",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2019-07-21T03:14:42Z",
    "title_canon_sha256": "7f1a1795052b54280273f8b1de12369fb8671dda8f664323ed32821d8048da3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.08900",
    "kind": "arxiv",
    "version": 1
  }
}