Pith Number

pith:4QFXGE7D

pith:2018:4QFXGE7DCCUCVKLTTRUTF5YPD4

not attested not anchored not stored refs pending

Directed Non-Targeted Mass Spectrometry and Chemical Networking for Discovery of Eicosanoids

Aaron Armando, Edward A. Dennis, Jeramie D. Watrous, Kim A. Lagerborg, Martin G. Larson, Mir Henglin, Mohit Jain, Oswald Quehenberger, Ramachandran S. Vasan, Sonia Sharma, Susan Cheng, Teemu Niiranen, Yong-Jian Xu

arxiv:1806.01467 v1 · 2018-06-05 · q-bio.BM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4QFXGE7DCCUCVKLTTRUTF5YPD4}

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	2026-05-18T00:14:12.842045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e40b7313e310a82aa9739c6932f70f1f30875fb167d4c9a09fb715c0c1cafb8b

Aliases

arxiv: 1806.01467 · arxiv_version: 1806.01467v1 · doi: 10.48550/arxiv.1806.01467 · pith_short_12: 4QFXGE7DCCUC · pith_short_16: 4QFXGE7DCCUCVKLT · pith_short_8: 4QFXGE7D

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/4QFXGE7DCCUCVKLTTRUTF5YPD4 \
  | 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: e40b7313e310a82aa9739c6932f70f1f30875fb167d4c9a09fb715c0c1cafb8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8de6f0806cd30e0754871e1751df6a904a4146660ef9bba808659abb4c37305e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "q-bio.BM",
    "submitted_at": "2018-06-05T02:24:59Z",
    "title_canon_sha256": "bf2b372d8e693771bb29d6dbe739360b3ae64d95f6d7e7c9cb55912cd7d9be79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.01467",
    "kind": "arxiv",
    "version": 1
  }
}