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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 - LA UNION 1ST ED Award a ₱46.0M contract to CHIARA CONSTRUCTIONNational agencies

Transaction hash:
f62646dfbb99ffb910d39277e6bdbc54ae1505b12e1a2b228857bef66eecfab0
Status:
Included and unchanged
Block:
#2,500 3,513 blocks after it
Position in block:
Transaction 272 of 288
Award day:
Aug 26, 2015 (11 yrs 2 mo ago)
Value:
₱45,951,308.40
Project:
15AE0080 Civil Works

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 #2,500 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 - LA UNION 1ST ED awarded it to CHIARA CONSTRUCTION on 2015-08-26.
    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   f62646dfbb…ecfab0now      …
  2. 2. Block Merkle root changed
    stored   d8de3a7acd…b355d1now      …
  3. 3. Block #2500 hash changed
    stored   f787e16bc2…1e672anow      …
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 287 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f62646dfbb99ffb910d39277e6bdbc54ae1505b12e1a2b228857bef66eecfab0
  2. 01 R f764b716e97a5ec16b848d61a7df48aef65ff6c320baf8ade2771955a057c9e7
  3. 02 R 29f155f042ee4e5b742b6522740808edfbe94a7a91df458b111a74401b94292d
  4. 03 R 559c23b664237e9d6425bd0e0135e45d1e7caf60f2e683f2228612e26aec4127
  5. 04 R c65d3d95e5346e8cfe36aa3702c793611876928cf0fb0f4bd34c0547b9d6c800
  6. 05 L 933c8c1d8efce524aa47ce2a5b0273517c42267695ff6aa1aea7b088a3d1eb49
  7. 06 R 60eacca937f6c24d74453486793b007f49f2e1a30a68f96caf5a3db06aebd9ed
  8. 07 R e3c2d0202132bb457e97038a28c59f7098536bfb2d0d90233387354d8b157582
  9. 08 R 86043b9374c28cb8b5e50506985d1dac94d84d5cd16eea4c32264c193ae0e58c
  10. 09 L 2e7a49b3c863b9d1f1e67c59cfe2da5c87cc816a6b7c0eeb7ca4ed15f731234a
  11. root  d8de3a7acd44363836b67229a92db3c6b498c57de4a4355d5ae55932b3b355d1