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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 ₱8.9M contract to EMTR CONSTRUCTIONCities

Transaction hash:
17de3174fd2ae136541b71daea9178f770020f823241b20986ad2fffcb312219
Status:
Included and unchanged
Block:
#1,714 4,299 blocks after it
Position in block:
Transaction 89 of 935
Award day:
Mar 25, 2013 (13 yrs 7 mo ago)
Value:
₱8,918,965.64
Project:
Construction Project

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 #1,714 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 EMTR CONSTRUCTION on 2013-03-25.
    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   17de3174fd…312219now      …
  2. 2. Block Merkle root changed
    stored   7a9d154d34…f166ddnow      …
  3. 3. Block #1714 hash changed
    stored   0f120f161a…2abf30now      …
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 934 records. Each step hashes the current value together with the sibling shown.

  1. leaf  17de3174fd2ae136541b71daea9178f770020f823241b20986ad2fffcb312219
  2. 01 L 173ed5c99c53dd86e86106a7fb4122e51226222e456ab0b2b3014aba6e2a3c2c
  3. 02 R 699336ef939eb55eb5b4149bac4743207d1f3403631d2f21d458c1c23c35c5ae
  4. 03 R e2e533c9bc7d6644b52db58d2267f68a1e12500baf7818b877592609779496b6
  5. 04 L edef6b6568f6d4f52c88026ae84cfdbbe6297a46bce949a76afd01254f86e7c3
  6. 05 L d6bd7302ec3d0860e2d579d097cd788b53c8a06304a86069d816e83f78dcf64a
  7. 06 R f2d4957c5103b919ea6673d842a26cb68384609908db81a7292b83767767b93d
  8. 07 L a48d0b002b86c8479c5be8dfde71a5ee4f1b0f594f9b14b1e7b48ba487c068d3
  9. 08 R 825c2eff012ffdd8f825ae8e576c25b28105a88dca0612b503cc235682935f59
  10. 09 R 3c5efa1f6191c13702811ffaae029f22a612d3c7d8e3d01e50fd341aa9467281
  11. 10 R 24ec7679a35668803462414ec412702f9f0d653df097e940b327ff184d3c8c5c
  12. root  7a9d154d34bfe2214ffce495ffe93f69dff3b21261b1b7d69e20426604f166dd