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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 - REGION IX Award a ₱93.3M contract to VICENTE T. LAO CONSTRUCTIONNational agencies

Transaction hash:
d84e2889788d64aaea20a3fe10b7f05a6f06f4b7c96d50a6a205ac94c4bcca70
Status:
Included and unchanged
Block:
#3,456 2,557 blocks after it
Position in block:
Transaction 271 of 308
Award day:
Jun 22, 2018 (8 yrs 4 mo ago)

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 #3,456 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 "Regular Infra - GAA 2018 LP", 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 - REGION IX awarded it to VICENTE T. LAO CONSTRUCTION on 2018-06-22.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18J00083: On-Going, 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)
    No completion certificate published.
    Not published
  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, 1 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   d84e288978…bcca70now      …
  2. 2. Block Merkle root changed
    stored   dadfea2863…791f6anow      …
  3. 3. Block #3456 hash changed
    stored   c9a7f8715c…a6dd81now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 307 records. Each step hashes the current value together with the sibling shown.

  1. leaf  d84e2889788d64aaea20a3fe10b7f05a6f06f4b7c96d50a6a205ac94c4bcca70
  2. 01 L d81a2f271e813da1eec132570a54bc6ce6b194cd4b7e955b46198f572d57a635
  3. 02 L 1cb320dfff408a934e29f5fdbec82285d6100a7e12e5c4665380258a1fe7d2e0
  4. 03 L 06e2bd529171b8be719370606145543aba7fd6107a4c3f89ec6f0f267ce49eb2
  5. 04 L 0df92a99c53e56c366a3f2ebbd957ebdfe98fd5c00863fb665897e2f4676694d
  6. 05 R dc0368c508a5a0e4a8cd629d4362bd76a386ebea6d5d06b35c7eebfac153e311
  7. 06 R ceba22039b8602d5888313a3a83bc0e61da7bfcea222187345e29f557384da40
  8. 07 R 34d9f175ceb06220b582a26813c92fbf1ad148cc02f9e42dd5110035e7ba67af
  9. 08 R d0c989d675bd7a3a059becb3c510af49bf6238cee085e069a479a3172a1da384
  10. 09 L ce90fdf54c83ecaead0e9d48fa749b11270d6a6fd608c3c0449bc8050e47943a
  11. root  dadfea28636bbe889b913b4c69bdbff9616f01910d88e2d307fa3318f6791f6a