Pith Number

pith:TWQJWDDZ

pith:2018:TWQJWDDZVILH554OIS7GY2F4N5

not attested not anchored not stored refs pending

A Spatially Resolved AU-scale Inner Disk around DM Tau

Hauyu Baobab Liu, Jun Hashimoto, Mihoko Konishi, Ruobing Dong, Takashi Tsukagoshi, Takayuki Muto, Tomoyuki Kudo, Yasuhiro Hasegawa

arxiv:1810.13148 v1 · 2018-10-31 · 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{TWQJWDDZVILH554OIS7GY2F4N5}

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	2026-05-17T23:59:48.727623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9da09b0c79aa167ef78e44be6c68bc6f6c9ee97bc3282c7cd268ddf0520549c9

Aliases

arxiv: 1810.13148 · arxiv_version: 1810.13148v1 · doi: 10.48550/arxiv.1810.13148 · pith_short_12: TWQJWDDZVILH · pith_short_16: TWQJWDDZVILH554O · pith_short_8: TWQJWDDZ

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/TWQJWDDZVILH554OIS7GY2F4N5 \
  | 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: 9da09b0c79aa167ef78e44be6c68bc6f6c9ee97bc3282c7cd268ddf0520549c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec4092fec386f2d45f035c6cafe695f9c75abae5ba7b4730e1f4c1d494c331e2",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-10-31T08:17:05Z",
    "title_canon_sha256": "a7a5b1dccd6346ef19898cd9f9595da94db256699af1926597e7b6c6cec8d8a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.13148",
    "kind": "arxiv",
    "version": 1
  }
}