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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 ₱999.4K contract to ERNA CONSTRUCTION AND SUPPLIESCities

Transaction hash:
fe5eaf91982b5ef52f2fe40af9a50d9032cf9bd2f5c2de2af7a27a2a66ce6f47
Status:
Included and unchanged
Block:
#2,630 3,383 blocks after it
Position in block:
Transaction 286 of 289
Award day:
Jan 8, 2016 (10 yrs 10 mo ago)
Value:
₱999,397.50
Project:
Concreting of Road / Construction/Rehabilitation/I

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 #2,630 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 ERNA CONSTRUCTION AND SUPPLIES on 2016-01-08.
    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   fe5eaf9198…ce6f47now      …
  2. 2. Block Merkle root changed
    stored   798f0627f1…3d1bddnow      …
  3. 3. Block #2630 hash changed
    stored   2a836182c0…316959now      …
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 288 records. Each step hashes the current value together with the sibling shown.

  1. leaf  fe5eaf91982b5ef52f2fe40af9a50d9032cf9bd2f5c2de2af7a27a2a66ce6f47
  2. 01 R fe79b791110257941a216488d7a094293ae5af6c7b574a370bfc6ed99035b15d
  3. 02 L 03cd6c56e5eb2630c984c4db1893a9f32734ba0324f14972ac094eaf672f27bb
  4. 03 L 32b529cbd1d32dd8eedd77b23a02151b115ec60984a5eda817329f0cb1415321
  5. 04 L daf27761d00596fddeb87f3c782c3f6f83c127a7f50942d1d4f2cef3df409853
  6. 05 L 9ebae3a413686b47ec0ef30e52353291ba44dc56f4e9d9091f1771a2877d189e
  7. 06 R 4b5ac66308893cdae03641548729f246bbc8ff00be93a77c71f5fd69d154d9a0
  8. 07 R cd22ab25d7dd47f3c97a34d0155b0624d72189528f6100a6c038b2f68e5cba14
  9. 08 R 864cc30492cd7253948b76a84dfcf7275241089a90ece7f5cd4e7b2f2776e64d
  10. 09 L e10a4fc29bb552ed87c5a5ccec5b81e07f2a1afb74fdb2263fedf67a9b1231a1
  11. root  798f0627f1489180bbc781c6b1ab4c17f42b6b065ce038607edb5853fa3d1bdd