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
APITransaction action
PHILIPPINE SCIENCE HIGH SCHOOL MAIN CAMPUS Award a ₱3.8M contract to R.B. SORIANO CONSTRUCTIONNational agencies
Transaction hash:
0e4d7576326df870546d016bfcee3398fc288c0f5c230fb095b46c2a11df1aba
Status:
Included and unchanged
Block:
#1,704 4,309 blocks after it
Position in block:
Transaction 20 of 261
Award day:
Mar 15, 2013 (13 yrs 8 mo ago)
Value:
₱3,812,356.96
Project:
Rehabilitation of Water and Sewer Lines
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
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 #1,704 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)PHILIPPINE SCIENCE HIGH SCHOOL MAIN CAMPUS awarded it to R.B. SORIANO CONSTRUCTION on 2013-03-15.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA 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
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 0e4d757632…df1abanow …
- 2. Block Merkle root changedstored fbcc48245e…225cbcnow …
- 3. Block #1704 hash changedstored fc8101677c…75fa7dnow …
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 260 records. Each step hashes the current value together with the sibling shown.
- leaf 0e4d7576326df870546d016bfcee3398fc288c0f5c230fb095b46c2a11df1aba
- 01 R 0ff4479b5be02c778ba5bc1333e4a14cbe0b1ec8a9d8c980b0aa1cc7316a640b
- 02 R 96152085e659364911a16d1017837a19dccacc78d277c5fc941e58509976fa9f
- 03 L eeec4fd2bda30198afd2907571e3597f69c06d2f7fa7e284ceff2f06b0136808
- 04 R 7405425c19f24e12f89fece5ccc0d31b9d7aa0d9282840da189be33563e26a1c
- 05 L eec8aea7b0212a0e8f31854428aec72ceaf1c4c224f162e46cdfd810d10af17e
- 06 R 2cfe876fc3d61e7dc3ff90ed5122c78a661c59c7c45537258e666d4f0fbd3c05
- 07 R 4b0f0d1b7b5641ab50fe560dc9241c8829da53afbe12b3ee74e5972c8f60fbcf
- 08 R 0368fcaf73c3d0d70c4dc8c4d5456b824510329a0bfeb13c505d111827cc828b
- 09 R 67037c2ec98a6c7124fd2f2b01a63058d6f7acf92454ee24e4e6c66c1bb56821
- root fbcc48245e1ab341cac5bf538ba066ec0d55606ef4204db5f41fdebce5225cbc