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 - ILOCOS NORTE 1ST D Award a ₱10.0M contract to VIKING CONSTRUCTION AND SUPPLIES (LAOAG BRANCH)National agencies
Transaction hash:
9c5ca2d9a61880cf3ba4eaffdd1b00ae3e765f7bd1e5b7672673dd86b8dabbdd
Status:
Included and unchanged
Block:
#1,764 4,249 blocks after it
Position in block:
Transaction 72 of 109
Award day:
May 27, 2013 (13 yrs 5 mo ago)
Value:
₱10,029,549.95
Project:
CIN-13AA0021
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 #1,764 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 - ILOCOS NORTE 1ST D awarded it to VIKING CONSTRUCTION AND SUPPLIES (LAOAG BRANCH) on 2013-05-27.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)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 9c5ca2d9a6…dabbddnow …
- 2. Block Merkle root changedstored 5bfa3cd05f…448664now …
- 3. Block #1764 hash changedstored 24dd31014e…38614dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 108 records. Each step hashes the current value together with the sibling shown.
- leaf 9c5ca2d9a61880cf3ba4eaffdd1b00ae3e765f7bd1e5b7672673dd86b8dabbdd
- 01 R a2889475edbe19376125c004ee8c47117ef5121046e2a051cb5a490ad739442d
- 02 R 9ab2c121ff637c96e562040f82d4a80d9142170c5d70a6ee7d07f29ff416c956
- 03 R f6d2dd0d92e994f4585281df9bf50ed187a66ec10596489f3a5fb8bdd73cd96b
- 04 L fa31e7303a3a6e4a02609afbae9b5ddae45d478e05925bb7d2ce9d6a34d54845
- 05 R 9dfd2e137eb51fbc5c7553a31bf522f2aa2945074d2a4cb9cc843bdc4ae00f1d
- 06 R 3ab815138a0d9d7f1845cd4b28447516fc3fbe18745d3b92319828c3df751b01
- 07 L 3097d075e31a77510b4118026339a4d5ccef207c147abc6d4fd78fd04834bdc2
- root 5bfa3cd05f17a2ba83ff423e6553187ece4058604babfcd4c164bc92a3448664