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
CITY OF DAVAO, DAVAO DEL SUR Award a ₱548.5K contract to SIX GLAM BUILDERS AND SUPPLY CORP.Cities
Transaction hash:
a2d41df1a2c6a09393dbe21f1b4893d061d791b4eebccfafbc881863fb39fd77
Status:
Included and unchanged
Block:
#5,096 917 blocks after it
Position in block:
Transaction 261 of 408
Award day:
Mar 17, 2023 (3 yrs 7 mo ago)
Value:
₱548,503.25
Project:
Infrastructure B02-2023-10
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 #5,096 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)CITY OF DAVAO, DAVAO DEL SUR awarded it to SIX GLAM BUILDERS AND SUPPLY CORP. on 2023-03-17.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 City of Davao 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 a2d41df1a2…39fd77now …
- 2. Block Merkle root changedstored 8c8dfb54e5…49d1d5now …
- 3. Block #5096 hash changedstored a000d5649e…65f8ccnow …
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 407 records. Each step hashes the current value together with the sibling shown.
- leaf a2d41df1a2c6a09393dbe21f1b4893d061d791b4eebccfafbc881863fb39fd77
- 01 L a29504ae6722b5a85f8e83ba8776f28a4ab4a21bf288c97a8452376dbbe1351b
- 02 R 0ac86166a838529e54d6097a2272f8fa16554d6d47507140102f855161d06a76
- 03 L cf452ea0fa8c0980f8c6a87c4389098eb696f2491a8ce4cbdd170fdfa0487946
- 04 R 682557c7b5d20899e0c602d32880c5bf6cb688a0894c160347c6ab269cb8e2fc
- 05 R 0252c176e325b16f6de28b85abb2107558e9cfd3936b7b673f5ca13735678072
- 06 R 7d6760d4d566ad8d2ae6774e902a3a9878c0663924afca98b2f96b04baf6f343
- 07 R 18c2665ead33b00bffdb5da1a06350807679bfed32348deaec11ed6e4da7d421
- 08 R d73f2ef14d588c0d03761ab12270e256fd4bf71b7d32d06676450da12bd25cb9
- 09 L d2721e832130ce676fc0ebd6d596d086702b875591a2e4e8a3793b9b2dd03816
- root 8c8dfb54e5ff7ab89a3e7dfeddf6d09cce354cd26843578ac284d1a93249d1d5