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 ₱492.8K contract to DARYNN CONSTRUCTION AND SUPPLYProvinces
Transaction hash:
5618869cccc2ca1dc76f175eda5d62a1dd04f53ca5bf3101e5ca20aa5675a05c
Status:
Included and unchanged
Block:
#1,667 4,346 blocks after it
Position in block:
Transaction 13 of 39
Award day:
Jan 30, 2013 (13 yrs 9 mo ago)
Value:
₱492,787.45
Project:
Civil Projects
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 #1,667 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 DARYNN CONSTRUCTION AND SUPPLY on 2013-01-30.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 5618869ccc…75a05cnow …
- 2. Block Merkle root changedstored b933db4991…b8374bnow …
- 3. Block #1667 hash changedstored c61365fcec…29a332now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 38 records. Each step hashes the current value together with the sibling shown.
- leaf 5618869cccc2ca1dc76f175eda5d62a1dd04f53ca5bf3101e5ca20aa5675a05c
- 01 L 4a8d2a23857997d9d813e6922ddc26989eaa3b883f73d09b5cab5b2f8dc417d0
- 02 R 8e9fe0da9190f1b802ca0193ded1f5365c7be107aaf916a2a3816d6ece4cd6fc
- 03 L 6189acdaeffe9b8291483e5a8511ec51aa7be9d9adb69cb9d2cbdc339b358bc5
- 04 L 2552e62b73fd91fa4a4084cddee3be4c1a10b8e00be506b40939bf6dccb75fb2
- 05 R 5a4f48831f4c6bbaec8ec867202ae3ab3ac012965ddf5ba980b41be26c39331b
- 06 R 5952d5b34c9a89394d898f04422da8a4760d18525cec4114d8c5d37f8e9c619a
- root b933db49914146eefed2676912301b1d3e6ea95604ddb7947557fe01afb8374b