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FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA 1ST ED Award a ₱4.8M contract to J.B. ALARCON ENTERPRISESNational agencies

Transaction hash:
b4eeaefe23b7daf8126fe1b08ccf4837745332ca12a2b4a313c14c407bbca230
Status:
Included and unchanged
Block:
#3,539 2,474 blocks after it
Position in block:
Transaction 127 of 173
Award day:
Sep 21, 2018 (8 yrs 1 mo ago)
Value:
₱4,825,872.68
Project:
Concreting of Barangay Kapatalan FMR (with drainag

Accountability

Bill Sec. 3 and 19
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #3,539 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    DPWH lists the funding source as "Outside Infra - GAA 2018 DA FMR", i.e. the FY2018 GAA. The exact UACS line is not given.
    Partly
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA 1ST ED awarded it to J.B. ALARCON ENTERPRISES on 2018-09-21.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18DH0092: Completed, 100% physical progress.
    Found
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    DPWH marks the contract "Completed" (end 2019-08-29). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   b4eeaefe23…bca230now      …
  2. 2. Block Merkle root changed
    stored   7b1f95d59c…c88ca2now      …
  3. 3. Block #3539 hash changed
    stored   be16647742…0900a0now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 172 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b4eeaefe23b7daf8126fe1b08ccf4837745332ca12a2b4a313c14c407bbca230
  2. 01 L b2ecaff87826108f85eba832b16d7f0412cc5c39473e6c33778da4b34bf21ab8
  3. 02 L 52bb9112b4e3bd46473926a76620cff89077475cf3ada893a285e9d78659c397
  4. 03 L 5abb37e0a6abab73e7321c1e4cbd9c23400e563e3181ec06ccf2bccb5b4a27fe
  5. 04 L d92ba346d8316a590586e4866b94a7342c18bc8dc3631398a4136c384b584ac6
  6. 05 L a85fa45df79574d9667164f2c687e6a072eff8a234e5cba9c6579f10670c86f1
  7. 06 L 67a30eba10f002af6e6a8c063285be785ececaded4e04162f604fedc01402fbf
  8. 07 L 9162be455bc0d139e0872b2443422521ff20b0b96d6dc6de857cbd07ba12a410
  9. 08 R a0d4d69846156819735911c0e4c25086dfa6840047f75b3f22e10169b3383e1f
  10. root  7b1f95d59c966d21a150ffe193f7478fd35828e3ffffa95a11b404af50c88ca2