Pith Number

pith:GFTF6UD7

pith:2012:GFTF6UD7ADEAAXOFWWWGMXE3GK

not attested not anchored not stored refs pending

Sub-arcsecond SMA observations of the prototype Class 0 object VLA1623 at 1.3 mm: A single protostar with a structured outflow cavity ?

A. J. Maury, N. Ohashi, Ph. Andre

arxiv:1201.6395 v3 · 2012-01-30 · 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{GFTF6UD7ADEAAXOFWWWGMXE3GK}

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	2026-05-18T01:58:37.808169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31665f507f00c8005dc5b5ac665c9b32b8c2159cca86f0d389407ae55cb906ab

Aliases

arxiv: 1201.6395 · arxiv_version: 1201.6395v3 · doi: 10.48550/arxiv.1201.6395 · pith_short_12: GFTF6UD7ADEA · pith_short_16: GFTF6UD7ADEAAXOF · pith_short_8: GFTF6UD7

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/GFTF6UD7ADEAAXOFWWWGMXE3GK \
  | 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: 31665f507f00c8005dc5b5ac665c9b32b8c2159cca86f0d389407ae55cb906ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b06e78ca9def0aa6e5b10a799d5bc663399ba410cf4a58336bc38a0935c0cb4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-01-30T22:19:01Z",
    "title_canon_sha256": "7b2e088e1b20a0a1d53f4fe400d3767a87b8b046b389a7aeb64b47d92304f4fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6395",
    "kind": "arxiv",
    "version": 3
  }
}