Pith Number

pith:WYMHPEYN

pith:2017:WYMHPEYNOC4FAKFL3DKFWXTSJW

not attested not anchored not stored refs pending

Deuterium enrichment of ammonia produced by surface N+H/D addition reactions at low temperature

Gleb Fedoseev, Harold Linnartz, Sergio Ioppolo

arxiv:1705.09209 v1 · 2017-05-25 · 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{WYMHPEYNOC4FAKFL3DKFWXTSJW}

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.

Cited by

1 paper in Pith

Safe reinforcement learning with online filtering for fatigue-predictive human-robot task planning and allocation in production

Receipt and verification

First computed	2026-05-18T00:43:40.155420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b61877930d70b85028abd8d45b5e724d8fe9c38472444aab33f65f703a092ee2

Aliases

arxiv: 1705.09209 · arxiv_version: 1705.09209v1 · doi: 10.48550/arxiv.1705.09209 · pith_short_12: WYMHPEYNOC4F · pith_short_16: WYMHPEYNOC4FAKFL · pith_short_8: WYMHPEYN

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/WYMHPEYNOC4FAKFL3DKFWXTSJW \
  | 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: b61877930d70b85028abd8d45b5e724d8fe9c38472444aab33f65f703a092ee2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "315357328808f0b8b3f410297c91adeebe169d9330c54799114f33d3c68522b9",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-05-25T14:57:23Z",
    "title_canon_sha256": "6648ea1f7fdd2951924d7efb282be3fe34381279dbdb279a666b7e958fd8d1d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.09209",
    "kind": "arxiv",
    "version": 1
  }
}