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 - TARLAC 2ND-DEO Award a ₱39.1M contract to RAIK CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
f2f9afe8bcdca527495fd1ab0636e83208e307e5377a1b0439372193b489e82f
Status:
Included and unchanged
Block:
#5,274 739 blocks after it
Position in block:
Transaction 413 of 436
Award day:
Sep 15, 2023 (3 yrs 1 mo ago)
Value:
₱39,119,174.50
Project:
23CK0079
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 #5,274 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 - TARLAC 2ND-DEO awarded it to RAIK CONSTRUCTION AND SUPPLY on 2023-09-15.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 f2f9afe8bc…89e82fnow …
- 2. Block Merkle root changedstored ec6eb95c7d…03d144now …
- 3. Block #5274 hash changedstored dab6023bf7…c4104cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 435 records. Each step hashes the current value together with the sibling shown.
- leaf f2f9afe8bcdca527495fd1ab0636e83208e307e5377a1b0439372193b489e82f
- 01 L f249a25fd96df49aaff59b59a527f67e97a8549024c7f53dab71941a8944afd7
- 02 R 49950d7fd6c9fff674785c9039f48a71da91921f02c31d4631e06cb5bd926a6f
- 03 L d00177dca10feb377d79b2e1c5793e4d00865d16f96e9602d3b2c6603f7f307d
- 04 L cbcd36f7f9c37be3afbcd4a77a40e76ba516694f4ee435b1aae14731d15c5015
- 05 L 6f96767ba6456e1d4bd2a85e105fe534c903d75d110331917bc907c5c0324615
- 06 R 7e4d6095e4096a26dfb225045a3e5f86454d1de5656f9f0aad6913fb65a91132
- 07 R 8fa4efb2a257cf19b653bbc2955a8b50f886ef5ff5f912e24025f16bcd9c93c9
- 08 L c406f164700216d6fb74118afa7f005ecbb08463d51de7515eced7bdb3ed606f
- 09 L 63323b4026e41f130c615c2de70ddac1237667c3381ec27c8712f66d269bc35e
- root ec6eb95c7db31c86417b62d786d8319ecbbd10db6d6eaf9846b2f9691003d144