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 ₱4.0M contract to DECKTOP BUILDERS CORPORATIONCities
Transaction hash:
2c8a44477c4e44be36ea96d0b9b4e6bf95b658045adab6685a79c98df570aec8
Status:
Included and unchanged
Block:
#5,049 964 blocks after it
Position in block:
Transaction 113 of 687
Award day:
Jan 27, 2023 (3 yrs 9 mo ago)
Value:
₱3,980,045.50
Project:
INFRASTRUCTURE - B16-2022-06
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 #5,049 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 DECKTOP BUILDERS CORPORATION on 2023-01-27.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 2c8a44477c…70aec8now …
- 2. Block Merkle root changedstored 32183ab84e…a31ab9now …
- 3. Block #5049 hash changedstored c04bcfa86a…9cc01fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 686 records. Each step hashes the current value together with the sibling shown.
- leaf 2c8a44477c4e44be36ea96d0b9b4e6bf95b658045adab6685a79c98df570aec8
- 01 L 2bbfec2a27047b674ada15cf4cbf495140d4ff01bf02d9df6f21ad6135963718
- 02 R 1086147c8d25327f5e08a6184cfaa570503055229c7013c2ac0839724b3106dd
- 03 R 98dbb17b8aa64328088f18fb01f8620d40298ad3c462de7fa72779f363e8af2b
- 04 R 95f07fe94e1fd5d39effe4a061463c0c67d2bc4e1743e880ceba4e53552f4e7e
- 05 L 290ab5c2cfcaffc7e60d1087b08733878d3d4ecfedc542b7d362c5ba309217b4
- 06 L ab9cfc4df53aa95154276d1f56470d5f0f9a8bf684e4df11798003f66dbea989
- 07 L 554f0deefb6df07d61de236eab510eaf94a73b7d121a8fd61383f39f47bff900
- 08 R 261f3bfbc1d890b2a9bcc43c5192a27eac4f7cab8fa42056f37eefe57fd543c1
- 09 R beba9d71494241af5fca6bde6e3bf8ca6f1e762c8ca33216e00b6bf210d87081
- 10 R 119e42d04c3334272192bbf86fea0de53ab994a31150dea3de46e344661f0120
- root 32183ab84e11a1c097e8c8118137ca1a3a9005df1a2aaf018e7fb32232a31ab9