Pith Number

pith:PS3IYK4U

pith:2018:PS3IYK4U27C5DEV5YPTS3VR2KW

not attested not anchored not stored refs pending

ALMA Observations of Polarized 872 $\mu$m Dust Emission from the Protostellar Systems VLA 1623 and L1527

Dominique Segura-Cox, Erin G. Cox, Haifeng Yang, Ian Stephens, John Tobin, Leslie W. Looney, Manuel Fern\'andez-L\'opez, Robert J. Harris, Sarah Sadavoy, Woojin Kwon, Zhi-Yun Li

arxiv:1805.08792 v1 · 2018-05-22 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PS3IYK4U27C5DEV5YPTS3VR2KW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:09:59.098013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cb68c2b94d7c5d192bdc3e72dd63a55a6c9079e0e747fc084a7ec551a69b5eb

Aliases

arxiv: 1805.08792 · arxiv_version: 1805.08792v1 · doi: 10.48550/arxiv.1805.08792 · pith_short_12: PS3IYK4U27C5 · pith_short_16: PS3IYK4U27C5DEV5 · pith_short_8: PS3IYK4U

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/PS3IYK4U27C5DEV5YPTS3VR2KW \
  | 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: 7cb68c2b94d7c5d192bdc3e72dd63a55a6c9079e0e747fc084a7ec551a69b5eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "776f9783703df43ed9a754702b7b3357a3d89391ba86d1ce0ee06621a596191e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-05-22T18:00:10Z",
    "title_canon_sha256": "3ecdb500f04a66bbad2e1663ac62f49e56b04b5e2ad7d3fdbb1ce860ff1f0e94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08792",
    "kind": "arxiv",
    "version": 1
  }
}