Skip to content
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

CITY OF ZAMBOANGA, ZAMBOANGA DEL SUR Award a ₱984.6K contract to RCM CONSTRUCTION & SUPPLIESCities

Transaction hash:
a259ccca83aef99bc2ed59ed4a35ad19fa7475cc5512f393e6f75f527ecda361
Status:
Included and unchanged
Block:
#559 5,454 blocks after it
Position in block:
Transaction 49 of 82
Award day:
Mar 18, 2009 (17 yrs 7 mo ago)
Value:
₱984,641.28
Project:
Improvement of Farm-to-Market Road at Taloptap - Linduman - Pico, Vitali

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 #559 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)
    CITY OF ZAMBOANGA, ZAMBOANGA DEL SUR awarded it to RCM CONSTRUCTION & SUPPLIES on 2009-03-18.
    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)
    COA's CY2024 audit of City of Zamboanga gave a "qualified" opinion on its financial statements (not specific to this contract).
    Partly

1 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   a259ccca83…cda361now      …
  2. 2. Block Merkle root changed
    stored   20a0ddd562…e262b4now      …
  3. 3. Block #559 hash changed
    stored   9794c4c4af…31ee95now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 81 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a259ccca83aef99bc2ed59ed4a35ad19fa7475cc5512f393e6f75f527ecda361
  2. 01 L 9e3064db0ccbcdb9e09072df4df84939e0307ba9e3837353f21d7180e3e4556d
  3. 02 R d7d6207a67176f89539bc0a318ab7713c6fc48210388fbcca654eaa87f61938b
  4. 03 R e88ba0c47a4430f1cca22d415013fc425058db7e15ac250ef6ffd35c488649d8
  5. 04 R cd31844b7186439aee212a77791f48fdd4e42a1a0046350edd4dbfc97d27a633
  6. 05 L bfc443fbb6a871df46435eedc6e9a347470337f272f8fcd8cd8b7ea968d5ab6c
  7. 06 L 0c70bca3f4cf412a5ceaf3c7d5118e5a0b53b1884dfad92c811eacad54a682c3
  8. 07 R f1ad32e87fac719691ebc3642e7062c6f5718a7c6af006ec887e59e2a5efd4ed
  9. root  20a0ddd5626c3d1dbc513fa9b3e26e10f19790e997ab8e72f219726edfe262b4