Pith Number

pith:5QKXY5YS

pith:2017:5QKXY5YSSK4WHPQF6TPH2ZQ3RP

not attested not anchored not stored refs pending

Setting a Limit on Anthropogenic Sources of Atmospheric 81Kr through Atom Trap Trace Analysis

2), (2) University of Chicago, (3) University of Science, (4) University of Bern), B. Micklich (1), J. C. Zappala (1, K. Bailey (1), P. Mueller (1), R. Purtschert (4) ((1) Argonne National Laboratory, Technology of China, T. P. O'Connor (1), W. Jiang (3)

arxiv:1702.01652 v1 · 2017-02-06 · physics.atom-ph · physics.geo-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{5QKXY5YSSK4WHPQF6TPH2ZQ3RP}

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	2026-05-18T00:51:11.404285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec157c771292b963be05f4de7d661b8bf82b69383a0e9c8799a566dd335b010e

Aliases

arxiv: 1702.01652 · arxiv_version: 1702.01652v1 · doi: 10.48550/arxiv.1702.01652 · pith_short_12: 5QKXY5YSSK4W · pith_short_16: 5QKXY5YSSK4WHPQF · pith_short_8: 5QKXY5YS

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/5QKXY5YSSK4WHPQF6TPH2ZQ3RP \
  | 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: ec157c771292b963be05f4de7d661b8bf82b69383a0e9c8799a566dd335b010e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "999bbef1718521bd6ebbfdd99deb24c061e2cdab801373cd1fb5c2973ec1486a",
    "cross_cats_sorted": [
      "physics.geo-ph",
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2017-02-06T15:28:01Z",
    "title_canon_sha256": "c54b181dfc0aab6fb5d2e5fa1159d8a607c82fb92d16c04b3e355818b12ef52b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01652",
    "kind": "arxiv",
    "version": 1
  }
}