Pith Number

pith:YA5LCMWO

pith:2022:YA5LCMWO5VGWAMZKAY5JBBSSMU

not attested not anchored not stored refs pending

A Survey of Deuterated Ammonia in the Cepheus Star-Forming Region L1251

James Di Francesco, Jared Keown, Maria Galloway-Sprietsma, Olli Sipil\"a, Rachel Smullen, Samantha Scibelli, Yancy L. Shirley

arxiv:2207.10718 v1 · 2022-07-21 · astro-ph.SR · 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{YA5LCMWO5VGWAMZKAY5JBBSSMU}

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	2026-07-05T04:45:27.578549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c03ab132ceed4d60332a063a908652650312a3d59f4ec499770d39a15a0d7f7b

Aliases

arxiv: 2207.10718 · arxiv_version: 2207.10718v1 · doi: 10.48550/arxiv.2207.10718 · pith_short_12: YA5LCMWO5VGW · pith_short_16: YA5LCMWO5VGWAMZK · pith_short_8: YA5LCMWO

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/YA5LCMWO5VGWAMZKAY5JBBSSMU \
  | 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: c03ab132ceed4d60332a063a908652650312a3d59f4ec499770d39a15a0d7f7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8b159d642230e0bff67a16f0f5d18fc91619ba6e3319b88b0ab28a8cde90c70",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-07-21T19:13:42Z",
    "title_canon_sha256": "43971bc19493eb5e0985db65b36f8c7ad027739b198ff6b973564da426f73dee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.10718",
    "kind": "arxiv",
    "version": 1
  }
}