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
BARANGAY CATIGAN, DAVAO CITY, DAVAO DEL SUR Award a ₱199.5K contract to DAVAO LIVESTRONG BUILDERS CORPORATIONBarangays
Transaction hash:
1f7a84fc0937b2fb5ada5e5f01ca988f708eeafabb45fabbce98e02d8e1ae29b
Status:
Included and unchanged
Block:
#2,116 3,897 blocks after it
Position in block:
Transaction 18 of 164
Award day:
Jul 1, 2014 (12 yrs 4 mo ago)
Value:
₱199,508.06
Project:
civil 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 #2,116 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)BARANGAY CATIGAN, DAVAO CITY, DAVAO DEL SUR awarded it to DAVAO LIVESTRONG BUILDERS CORPORATION on 2014-07-01.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 1f7a84fc09…1ae29bnow …
- 2. Block Merkle root changedstored 21d8fbbd7d…55c0cbnow …
- 3. Block #2116 hash changedstored 62c41df8b4…faf15cnow …
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 163 records. Each step hashes the current value together with the sibling shown.
- leaf 1f7a84fc0937b2fb5ada5e5f01ca988f708eeafabb45fabbce98e02d8e1ae29b
- 01 R 2122b51722f34913a379c214b4a3c2d0f8d3073d0a95b0f5951a9da419a6f39e
- 02 L fe89db6d9f82ef01159337f39d1b4f665139a9b14cdd4bdb51a192078455808f
- 03 R 090c398b8ba66b99c9d9ad04de86d47d8fae44f0d2c608cd2398abdf71942fed
- 04 R 3db553e297dfa72c707fb0f121a43267da7fd1f55fe4dc7d7704e16bb505ec83
- 05 L 953ceb13febb71a7360d3f756d7021afc8cb00642f0d87eeca190d6e16811db4
- 06 R f757280aa004fcedf86dffbbb737e23ece0e09c41b81c4f39e831de4d985612a
- 07 R cc685d85d151f7e87db2adca1e3f943f40939eade1ff4f26c2ff9cec5e82a3e1
- 08 R 757c63115813dc4fd09b946d5daaefc5231a089ad388b7211f84d47a5bab15b6
- root 21d8fbbd7db8078a557518a14057c58488d4ec6db5ebbd784aceb715b155c0cb