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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO CITY SUB-DEO Award a ₱13.6M contract to RITZTOK CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
7f803f4e674cf670ce16ea1e49a917352b79253ce9e412b5d5f775f8bac7e83b
Status:
Included and unchanged
Block:
#3,296 2,717 blocks after it
Position in block:
Transaction 75 of 170
Award day:
Jan 5, 2018 (8 yrs 10 mo ago)
Value:
₱13,645,446.40
Project:
NOA, CA, NTP
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 #3,296 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO CITY SUB-DEO awarded it to RITZTOK CONSTRUCTION AND SUPPLY on 2018-01-05.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 7f803f4e67…c7e83bnow …
- 2. Block Merkle root changedstored 58f72fd52f…2cda90now …
- 3. Block #3296 hash changedstored 0a0f987e36…72da16now …
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 169 records. Each step hashes the current value together with the sibling shown.
- leaf 7f803f4e674cf670ce16ea1e49a917352b79253ce9e412b5d5f775f8bac7e83b
- 01 L 7eb7a296bb01cbea77548eefa5b51cf03c8d270899f9513e3c2bd86f37ffe1ee
- 02 L 8576a0cb8faf613ce41b1e28dd1452bae708d0ae422532cc3aaab95dcbda3a89
- 03 R bfd5ef35c5ebde4891779b2376d6ce29a9e13eac5fcb6c36163b1388278c2f56
- 04 L 315b32757298103774b3d30fea7bdb7dffdf276f145b6787df6b761a7a49cb79
- 05 R 05ee48ea2ac3bf500bee13419f5c66b21bba1b7f1781303465b46b2d066f0113
- 06 R d2c94293c25245c41933f44690a08922b46a782ab39b811f09db17d59cfe6439
- 07 L 0e0c6acafa3473b8f24980a9e4014793799e18fc601ff00f0e455d67839bf050
- 08 R c44a9ab137b12ef50a8ebcf232df4f66f450dc903e4c47519af4fdfdbb82ddad
- root 58f72fd52f56349e4f6d19a7960db858fd7a423ec9defbbfe7c3afb1842cda90