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
MUNICIPALITY OF MAGALLANES, SORSOGON Award a ₱1.6M contract to SIATING CONSTRUCTION & DEVELOPMENTMunicipalities
Transaction hash:
102201a9fa2eb862609f93961e180b7aee74b2b0640cad80cfff84082e88bcf8
Status:
Included and unchanged
Block:
#4,497 1,516 blocks after it
Position in block:
Transaction 7 of 188
Award day:
Jul 2, 2021 (5 yrs 4 mo ago)
Value:
₱1,575,714.75
Project:
Rehabilitation/Repair of Flood Control Structure
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 #4,497 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)MUNICIPALITY OF MAGALLANES, SORSOGON awarded it to SIATING CONSTRUCTION & DEVELOPMENT on 2021-07-02.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 Magallanes gave a "qualified" 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 102201a9fa…88bcf8now …
- 2. Block Merkle root changedstored d11564c1dc…a6c02enow …
- 3. Block #4497 hash changedstored 83f3c6ec4c…9abd88now …
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 187 records. Each step hashes the current value together with the sibling shown.
- leaf 102201a9fa2eb862609f93961e180b7aee74b2b0640cad80cfff84082e88bcf8
- 01 L 0f80da925227ed50edbaf3fa2761a3662beb20e5bd843e7b8d89fcc263367248
- 02 L d4b5d49d8191457b0aa4eddfdbe9c810cd04fab76f08ef7883f886983de293b6
- 03 L 64c726c82110b114a321394497187e0a90018d62b813128179259b75bf038075
- 04 R 1bb7affccc62007880a1baa09a2671c7131b955b6ac9271c555a39523e62696b
- 05 R 3337d260bd41854800523c49480d841955d68a74cfe041eb8e4480985fd31a51
- 06 R 18f744e79b6d7dab95129f59b314310f20b1d8207f33c3b052e420eb96b68259
- 07 R c0552d73daf010e15a82cbe57717dca21102adc8c1c7e8e42e966ed04edcfc18
- 08 R 9dcb7a440bbc7ca7bae80ac79beca015ffbc4b027e160db08fedf3a3578ad0ed
- root d11564c1dc3614b7e3e55716dc640ca75b7d0fa71503d4bafe3a51e2d0a6c02e