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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

TEODORO R. YANGCO ELEMENTARY SCHOOL Award a ₱93.0K contract to SHERF BUILDERS CORPORATIONNational agencies

Transaction hash:
08df2a0055ea1d35fd06b8732d02cf7885aa1ea08ab6beac2bde8fdef66d66e9
Status:
Included and unchanged
Block:
#4,398 1,615 blocks after it
Position in block:
Transaction 11 of 302
Award day:
Mar 23, 2021 (5 yrs 7 mo ago)
Value:
₱93,002.36
Project:
FABRICATION AND INSTALLATION OF STEEL GATE WITH SE

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 #4,398 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)
    TEODORO R. YANGCO ELEMENTARY SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2021-03-23.
    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)
    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   08df2a0055…6d66e9now      …
  2. 2. Block Merkle root changed
    stored   385a9af342…1e1a17now      …
  3. 3. Block #4398 hash changed
    stored   87938c6a3d…5a36c7now      …
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 301 records. Each step hashes the current value together with the sibling shown.

  1. leaf  08df2a0055ea1d35fd06b8732d02cf7885aa1ea08ab6beac2bde8fdef66d66e9
  2. 01 L 082fc1660698d5e20c179368db21b50396cce2409a9e3fd05f037b77da852929
  3. 02 L e486d27e38aa59acfb0c9d8af9fbbb4d9d18b8a7e838f4fafdbb4dbc3670c46e
  4. 03 R ee996e71ed81149258cb0b61d043a283e69a82e5f1cf8a0ffc9f9fda3fb157df
  5. 04 L fb6cf1213dda3b5c24356b9b2905c3683c6d0fb60a2c7db4d26559ff33311184
  6. 05 R 63d966ab603b3cbe27b7c44a041ad12329dff24cf0f48c92e75fa372ba6f49b6
  7. 06 R 5f63baa97261c6807892f4200eb73de4187546ba82b8177a5253b3df645cf0d1
  8. 07 R 621fad7c2b9821b753dc678987608ab8e6ce6317640af1b47cf84896b7726b58
  9. 08 R 10ca9fd9459e3b810e01c20fa3c8c02c2d8efc16cf3c0736d2edfbd9f884a7c5
  10. 09 R c04f776445d3554f0069802269643f0bf0a9dfb388ffdfa39fe7870d153ed7f1
  11. root  385a9af34211ccdc1deb2ab2647308770ae7557e0110e6cf8bc28d1b391e1a17