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
PROVINCE OF DAVAO DEL SUR Award a ₱652.4K contract to TOPNOTCH ENTERPRISESProvinces
Transaction hash:
5397fb0ef66eddd2a6aa4083a2e51616f477f9f21450876ff359838f86ad1609
Status:
Included and unchanged
Block:
#1,566 4,447 blocks after it
Position in block:
Transaction 29 of 70
Award day:
Sep 21, 2012 (14 yrs 1 mo ago)
Value:
₱652,420.26
Project:
Construction Project
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 #1,566 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)PROVINCE OF DAVAO DEL SUR awarded it to TOPNOTCH ENTERPRISES on 2012-09-21.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)COA's CY2024 audit of Davao del Sur gave a "not stated" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 5397fb0ef6…ad1609now …
- 2. Block Merkle root changedstored ea9230b4f9…0e9319now …
- 3. Block #1566 hash changedstored 0c417ffe99…94cbb8now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 69 records. Each step hashes the current value together with the sibling shown.
- leaf 5397fb0ef66eddd2a6aa4083a2e51616f477f9f21450876ff359838f86ad1609
- 01 L 519094bd679916a2a3dd2a3112abe48de5cc323c0787047921ed03d0871a4219
- 02 R de3daec7741d2895d43701cdf3c642b3004589a628e716dd58702a32762663e1
- 03 L 19dfea90cd3d564e4a6e8f47d1080126e6b1fb37cdcf928b3dfe5bcdbd562c4a
- 04 L 2c2b0505f978a7626eae06d22c2cb85212e0fe1765fde1d6516b4905c99a6a4d
- 05 L e9c8f0c4012a5806629d90203b4a6ddfca94e6ca74e1fd0e32a4dbd0cc0d0dc1
- 06 R f4eef91bcc9ab9ed4203c3180420fd58a242e903e81ecd3f4886bc7b3f4a0e55
- 07 R 399845616cdda919868389e79749dcb9cbba85a040b12d59218164ac7518cc8e
- root ea9230b4f9f51a8fd8e168d03d74dd5236d41fc43c8f8524dca8086d710e9319