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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

CITY OF ZAMBOANGA, ZAMBOANGA DEL SUR Award a ₱978.6K contract to DAVID DALE CONSTRUCTIONCities

Transaction hash:
f9e49b05dd94a7704d2e34be5d42e6859f382d64e6bfacc2adad5320ce5cc34a
Status:
Included and unchanged
Block:
#2,744 3,269 blocks after it
Position in block:
Transaction 175 of 180
Award day:
May 23, 2016 (10 yrs 5 mo ago)
Value:
₱978,639.31
Project:
Construction/Rehabilitation/Improvement of Multi-P

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 #2,744 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 DAVID DALE CONSTRUCTION on 2016-05-23.
    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   f9e49b05dd…5cc34anow      …
  2. 2. Block Merkle root changed
    stored   d1d9516604…2aa210now      …
  3. 3. Block #2744 hash changed
    stored   052f94af24…6faf66now      …
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 179 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f9e49b05dd94a7704d2e34be5d42e6859f382d64e6bfacc2adad5320ce5cc34a
  2. 01 L f9c82ee478a713c38f455dcd7a4fccc9cab744d14b7e862a6c5c39ef4f0b7586
  3. 02 L fb6676a813770575134c374585c5935786e09197e0845b09e4105a40fd2a3341
  4. 03 L f9e55435865d35ea1ed377b9b122984b94751579559b545e3960b8235b916ccb
  5. 04 L 0f47b12b5fb2409a1a3e74ed1c48f71b7c0e0978922c9bd1b516be715a9a6684
  6. 05 R 3c582966d87fd5e45e1213444f4e2173f2d963d3ab2f7e7e9bf1b871cc79af20
  7. 06 L 50cc7fc24186738f01722d00e12687ace9af1e65f8bde0b5d6322e9ef1cdb8cd
  8. 07 R b8c53fd2517af33c341b571a48b3a3fa5781b20d6fc9825d8680f2eaa3254d5d
  9. 08 L b51d892c046dc25a39109cacfb17713cbd4a4e2b5bb81f8b0cc0b4ecd2981a0c
  10. root  d1d9516604e77d814383ed10c52a7947a7bb44d543a9560ce2b56494032aa210