Pith Number

pith:M6APUBIS

pith:2017:M6APUBISUO5GETVFYBMGHBNUY6

not attested not anchored not stored refs pending

An ALMA survey of DCN/H$^{13}$CN and DCO$^+$/H$^{13}$CO$^+$ in protoplanetary disks

Chunhua Qi, David J. Wilner, Ewine F. van Dishoeck, Jane Huang, Karin I. Oberg, Kenji Furuya, Ryan A. Loomis, Sean M. Andrews, Viviana V. Guzman, Yuri Aikawa

arxiv:1701.01735 v2 · 2017-01-06 · astro-ph.SR · astro-ph.EP · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M6APUBISUO5GETVFYBMGHBNUY6}

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	2026-05-18T00:50:59.126141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6780fa0512a3ba624ea5c0586385b4c7a74bd9fb149e92a2f5af9aaa6d451dc2

Aliases

arxiv: 1701.01735 · arxiv_version: 1701.01735v2 · doi: 10.48550/arxiv.1701.01735 · pith_short_12: M6APUBISUO5G · pith_short_16: M6APUBISUO5GETVF · pith_short_8: M6APUBIS

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/M6APUBISUO5GETVFYBMGHBNUY6 \
  | 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: 6780fa0512a3ba624ea5c0586385b4c7a74bd9fb149e92a2f5af9aaa6d451dc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83b15b2c4496387d0c77cf081ac9f784237c77f8eccb7a560ff315a776d72ae0",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-01-06T19:01:06Z",
    "title_canon_sha256": "3b9ac509c9e2da95ce5180fc8de4c41323b2b1caae18b43350f28152eb9c5227"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.01735",
    "kind": "arxiv",
    "version": 2
  }
}