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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

DOÑA TEODORA ALONZO HIGH SCHOOL Award a ₱82.0K contract to SHERF BUILDERS CORPORATIONNational agencies

Transaction hash:
646ce98fa0ed06c0e1a5cf8a75b0f1939ac1b943f749676e0fa8c1984d3c9949
Status:
Included and unchanged
Block:
#5,285 728 blocks after it
Position in block:
Transaction 99 of 231
Award day:
Sep 26, 2023 (3 yrs 1 mo ago)
Value:
₱81,972.00
Project:
TILE WORKS AT GROUND FLOOR HAVANA

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 #5,285 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)
    DOÑA TEODORA ALONZO HIGH SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2023-09-26.
    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   646ce98fa0…3c9949now      …
  2. 2. Block Merkle root changed
    stored   2a3c78021a…4e4514now      …
  3. 3. Block #5285 hash changed
    stored   31f745bd29…96aa34now      …
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 230 records. Each step hashes the current value together with the sibling shown.

  1. leaf  646ce98fa0ed06c0e1a5cf8a75b0f1939ac1b943f749676e0fa8c1984d3c9949
  2. 01 L 614bb3e065449df6c88e5d74c769e6e393c549c465f26301ecdfbc0c988e1160
  3. 02 L 4103bbc937b1c4e6cecda2160ea571563cd9fcdead0eb7dfa32eb837700733e2
  4. 03 R 4a15915b177897ca3fa39fc524f482444ce1a321f9ec54d815aed4c619e4a01c
  5. 04 R 2b7628a7b45617c5fe6175aa872026610ac896ebd5cfd6ee9700499bbb9b6d2a
  6. 05 R a889de17f390a622a2ec7137c7542a9419f3d4b5012c4b130dae2e98354f2e46
  7. 06 L 4274312403e4cdf6aba06958b31f9b88cdaa48a0625ec874bbd6138b6bb13686
  8. 07 L 7eac311db0996e679117baf4d489ac5d87319f19518abf231683c444015c9040
  9. 08 R 52911a2a08416f2988498d81b31e8ec20ddc6df21b7036386728cb1bae5cf436
  10. root  2a3c78021a832f0e950fc5f0f849e2e10dc8922f5f363d4589fcdac5844e4514