Pith Number

pith:NDMCDURB

pith:2018:NDMCDURBAQ5MBDB56OGTPG7KR5

not attested not anchored not stored refs pending

Chemistry in disks. XI. Sulfur-bearing species as tracers of protoplanetary disk physics and chemistry: the DM Tau case

2), 5), A. Dutrey (4, C. Favre (3), D. Fedele (3), D. Semenov (1, E. Chapillon (7), F. Hersant (4, R. Teague (6), S. Guilloteau (4, Th. Henning (1), V. Pi\'etu (7)

arxiv:1806.07707 v2 · 2018-06-20 · astro-ph.GA · astro-ph.EP · 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{NDMCDURBAQ5MBDB56OGTPG7KR5}

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	2026-05-18T00:05:57.156190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68d821d221043ac08c3df38d379bea8f5558e7a42d17da7857099b766de6bd7d

Aliases

arxiv: 1806.07707 · arxiv_version: 1806.07707v2 · doi: 10.48550/arxiv.1806.07707 · pith_short_12: NDMCDURBAQ5M · pith_short_16: NDMCDURBAQ5MBDB5 · pith_short_8: NDMCDURB

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/NDMCDURBAQ5MBDB56OGTPG7KR5 \
  | 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: 68d821d221043ac08c3df38d379bea8f5558e7a42d17da7857099b766de6bd7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "409a78e44cd1e94699cacc3f4e1e6d796a9d86348b12e31cf8a5e685246e4ab9",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-06-20T13:11:00Z",
    "title_canon_sha256": "52ddf0ca9c4c36ab3d18e50c09b7c2b292925a8ff8e0f354d984dfdb33061e0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.07707",
    "kind": "arxiv",
    "version": 2
  }
}