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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

AURORA A. QUEZON ELEMENTARY SCHOOL Award a ₱70.1K contract to SHERF BUILDERS CORPORATIONNational agencies

Transaction hash:
ff631859a149e3c8481db271c7291073664bbe090e6cd75d2103a03967449f3f
Status:
Included and unchanged
Block:
#4,211 1,802 blocks after it
Position in block:
Transaction 145 of 146
Award day:
Sep 2, 2020 (6 yrs 2 mo ago)
Value:
₱70,067.98
Project:
NEW LABORATORY CABINETS AND SHELVES IN SCIENCE LA

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 #4,211 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)
    AURORA A. QUEZON ELEMENTARY SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2020-09-02.
    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   ff631859a1…449f3fnow      …
  2. 2. Block Merkle root changed
    stored   daa89c8350…81c642now      …
  3. 3. Block #4211 hash changed
    stored   6f1d4cc25c…c49759now      …
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 145 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ff631859a149e3c8481db271c7291073664bbe090e6cd75d2103a03967449f3f
  2. 01 L fb5d2efad566cd10732b61c266a875c02fc025fb8f8cc9bc9d28d466b1539921
  3. 02 R d42b62b6b87e20469104ead2481ceab67655906f1e6e716f56e6f774cffca4e4
  4. 03 R 498f6452a6715660a6be4bfc1dbe5fcc9274f7a41d7932f3192e0dfb6f901c8d
  5. 04 R 82bfb6ba35908dec55d9f8b55aa8928cc5d5e80641a3bb1bc85248780086efc5
  6. 05 L 75a70ac95072d5a9581257ee7e4e2df86d73b61ba9993b1e6502a827db052b55
  7. 06 R 271af0aada7a4b6980b9148f908ec831559b7377b1497c10b42cc598f5317853
  8. 07 R adc6313472da54b0967331bbbaee40f66615f4041f5150f95237ba5854707e40
  9. 08 L 6051c7e41ad54afeb55b7f67d64f857052a568f40c93850f6f6356741999adda
  10. root  daa89c8350537febdef52d4c9eafd80c2c86f90cac63add6e071a063c381c642