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 - REGION V Award a ₱18.2M contract to DSB CONSTRUCTION & SUPPLY, INC.National agencies
Transaction hash:
6d92b8a8dd20cf3ad84b5443125933995d00f5cb8b1f03e02420e07f5d8fb7c5
Status:
Included and unchanged
Block:
#527 5,486 blocks after it
Position in block:
Transaction 1 of 7
Award day:
Feb 4, 2009 (17 yrs 9 mo ago)
Value:
₱18,230,440.24
Project:
08-F-A-163
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 #527 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 - REGION V awarded it to DSB CONSTRUCTION & SUPPLY, INC. on 2009-02-04.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 6d92b8a8dd…8fb7c5now …
- 2. Block Merkle root changedstored 2a2ab9ca5c…97a81fnow …
- 3. Block #527 hash changedstored 201cdae3c3…a0986fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (3 steps)
How this one record is tied to the block's Merkle root, without needing the other 6 records. Each step hashes the current value together with the sibling shown.
- leaf 6d92b8a8dd20cf3ad84b5443125933995d00f5cb8b1f03e02420e07f5d8fb7c5
- 01 L 60c51225f35622a0492667007b33bf329c4e7f5a2f5d4c199872765b212409ae
- 02 R d438d7cb24d83c64728036682971262b385c5d4357d7012215df045cfdaa6c69
- 03 R bd16c4d9cadc3ac4242c297426a72bbceb30b667086332642d8403df31f646b6
- root 2a2ab9ca5c892f2b6b99e8f03d91e03a2d501e24c4322c1345d95214d597a81f