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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

JOHN HAY MANAGEMENT CORPORATION Award a ₱1.5M contract to JESSIE CONSTRUCTION SERVICESNational agencies

Transaction hash:
f4aa7c80f193dfd7cc364d2d4f69bd2857f750c6b6bfd824e5dd7cf31fd14852
Status:
Included and unchanged
Block:
#4,694 1,319 blocks after it
Position in block:
Transaction 128 of 135
Award day:
Jan 19, 2022 (4 yrs 9 mo ago)
Value:
₱1,455,834.34
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 #4,694 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)
    JOHN HAY MANAGEMENT CORPORATION awarded it to JESSIE CONSTRUCTION SERVICES on 2022-01-19.
    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   f4aa7c80f1…d14852now      …
  2. 2. Block Merkle root changed
    stored   adbb6808c3…0ac064now      …
  3. 3. Block #4694 hash changed
    stored   0b0f5cea6a…4d08f1now      …
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 134 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f4aa7c80f193dfd7cc364d2d4f69bd2857f750c6b6bfd824e5dd7cf31fd14852
  2. 01 R f5557df8ad366dcbe3a6e0ff6538dd650849c96e8fea6373896f0676bffac016
  3. 02 R a87892163e15f72d4f59b0658a89b0be7e1c95e614cef35346bf23b84fdf7813
  4. 03 R 81ebe6878d47e19cebf527c8561eb1abdaf90f2c8e969f406de7d83bb816bb74
  5. 04 R 503b6a9083945309f91b36b6fc26527e8093ed8d13ec73ae505b3ba6c37b1f5b
  6. 05 R 000d5212f20bced11318d0fab03cfbfb99160ced35f4704fc22c1bf8fdfac0d4
  7. 06 R d93a4cc98052f7fdcc6280acd581801856e7a0e4a5b7aa97efc6fec2dddfdfcb
  8. 07 R 766a7e60649c59a7bfbb23e04d424d863e9c7a55f3fd0a2627c34f321b7547cf
  9. 08 L 724a3d0c9786dd54065c4abbf5c743b792d0fa081170853dabad2577dde277d6
  10. root  adbb6808c3253890410f13ee67ba6391aec09d761b0c03c9be177f79290ac064