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 PORTS AUTHORITY - PMO BATANGAS Award a ₱1.6M contract to STA. CRUZ CONSTRUCTION AND GENERAL SERVICESNational agencies
Transaction hash:
e91a9be7215bf955bd192bd2e5f753463f27a0fc3c322ad259f9568dc4b3ff82
Status:
Included and unchanged
Block:
#3,223 2,790 blocks after it
Position in block:
Transaction 161 of 179
Award day:
Oct 19, 2017 (9 yrs ago)
Value:
₱1,609,059.42
Project:
REPAIR AND MAINTENANCE WORKS
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 #3,223 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 PORTS AUTHORITY - PMO BATANGAS awarded it to STA. CRUZ CONSTRUCTION AND GENERAL SERVICES on 2017-10-19.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 e91a9be721…b3ff82now …
- 2. Block Merkle root changedstored 91a732bbce…e7fac4now …
- 3. Block #3223 hash changedstored 9b72266947…26b788now …
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 178 records. Each step hashes the current value together with the sibling shown.
- leaf e91a9be7215bf955bd192bd2e5f753463f27a0fc3c322ad259f9568dc4b3ff82
- 01 L e7b57872b35be15615c121a3b80437d224b849569319a713c5526b276e141b59
- 02 R cb929f6994a47a093706fab866c1d42ce62dc03609b2546235dc4587a18dac9a
- 03 R 0db4096ec530044c20702d5e96fdc2a7903d6b706081d073cf06d8f995c96f41
- 04 R ca9645bb609a91100c74f95542d502474515cf857baad41065db3bd1dc1fcd31
- 05 R 6246fdc4c7c0ead0aeb734c38365838bb06f52e8aeb347336dd6f42e29dc6e7a
- 06 L 2ecdd10b6d4c511c810e24bd49fc23f1dc667923565fc879883444f5b0912f5e
- 07 R 6c68c1b2001f3fa997aa162227ee6147a31873b9e3706dc3661d961da8332332
- 08 L 2bfe808312651f7d1e6fed5c3932ff1339933d3bdf17606afc22b0ff427b2300
- root 91a732bbce0bc97a17dfcaf9187f3a033504a49d54b2ce78276da0068ee7fac4