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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 - QUIRINO DEO Award a ₱1.5M contract to C-BROS. CONSTRUCTIONNational agencies

Transaction hash:
aa26d2dcd41a804d2046f992fbce76344bf72908386a9ef9a34045b9f84eb2de
Status:
Included and unchanged
Block:
#3,282 2,731 blocks after it
Position in block:
Transaction 662 of 998
Award day:
Dec 22, 2017 (8 yrs 10 mo ago)
Value:
₱1,493,594.55
Project:
17BK0209 Improvement of Supply Unit Building

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 #3,282 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)
    The award does not say which budget line pays for it.
    Not published
  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 - QUIRINO DEO awarded it to C-BROS. CONSTRUCTION on 2017-12-22.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  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

1 of 8 documents found, 0 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   aa26d2dcd4…4eb2denow      …
  2. 2. Block Merkle root changed
    stored   60d0402335…d0fbfdnow      …
  3. 3. Block #3282 hash changed
    stored   25d020651f…b168e4now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 997 records. Each step hashes the current value together with the sibling shown.

  1. leaf  aa26d2dcd41a804d2046f992fbce76344bf72908386a9ef9a34045b9f84eb2de
  2. 01 R aa2f80946aaf3bc9c2e5cbdb059be05f2950a923ecd7bef24f3cb0d5b84af8b8
  3. 02 L 12148b538dd5aa3980bc3fac5085f527592d9835e18ec5c9efdda12946d1c1f1
  4. 03 L 5e9a6e0b9603295e28b74410cfc0a7c3a91ee09eb8672361f9d9d28ac0c3b2c7
  5. 04 R 9ef164035c30f3508269e11402cf20f26922a90d463d427bb6786ba3cfbfd6e0
  6. 05 L 640db4de75963858ca17940c9af3b0a155427eaee371703023970038b8227f8f
  7. 06 R 7d871bc2c24c9d38ed69aa4934fc34cdd06bfa9886e247d3620b41230bb766d7
  8. 07 R 925a9a4ff2814ad51fcdd33b40d1206f72e989c63c8d5e1a4378e78d0e19aedc
  9. 08 L ef070fa533e89122f61d95f575c29db381e61edca17ce5d6095e796fa95ac090
  10. 09 R 329780d745af5a6e0a172cdbdf3f2552a54af7c8e5b27e088db1aee613d8a64f
  11. 10 L 9f402a69ab82cf839577b84e6b27cc42f7d4579aff4c47cee1bb53b621224877
  12. root  60d0402335a5ce0f94be181b592fa8425baa0f3def3068197fc0f1bb99d0fbfd