Pith Number

pith:M52VWWCR

pith:2017:M52VWWCRSP53T6Q3MCGJWFMK4Q

not attested not anchored not stored refs pending

Detection of Rotational Spectral Variation on the M-type asteroid (16) Psyche

Albert Conrad, Cain Kiddell, Cristina Thomas, Daniel Applin, Driss Takir, Edward A. Cloutis, Juan A. Sanchez, Michael K. Shepard, Vishnu Reddy

arxiv:1701.02742 v1 · 2017-01-10 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M52VWWCRSP53T6Q3MCGJWFMK4Q}

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	2026-05-18T00:53:00.223995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67755b585193fbb9fa1b608c9b158ae4113fff5735319e06d80489e782d16dfd

Aliases

arxiv: 1701.02742 · arxiv_version: 1701.02742v1 · doi: 10.48550/arxiv.1701.02742 · pith_short_12: M52VWWCRSP53 · pith_short_16: M52VWWCRSP53T6Q3 · pith_short_8: M52VWWCR

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/M52VWWCRSP53T6Q3MCGJWFMK4Q \
  | 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: 67755b585193fbb9fa1b608c9b158ae4113fff5735319e06d80489e782d16dfd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42a0a95794c172bb62aab481acf143a4e3b5694db367cb70f2057249bf258dbd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-01-10T19:00:02Z",
    "title_canon_sha256": "bb4034b532f6bc92412532bf7b08746247e5970e7f0db6e113a8124da7950e2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.02742",
    "kind": "arxiv",
    "version": 1
  }
}