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 - SURIGAO DEL NORTE Award a ₱4.8M contract to CHARLZ CONSTRUCTIONNational agencies
Transaction hash:
397329fb9ce6090b45fb201736eeb7dfbfaa264c47fc4e3f9edfae604a3c2518
Status:
Included and unchanged
Block:
#4,702 1,311 blocks after it
Position in block:
Transaction 197 of 823
Award day:
Jan 27, 2022 (4 yrs 9 mo ago)
Value:
₱4,753,126.68
Project:
22NG0041
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 #4,702 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 - SURIGAO DEL NORTE awarded it to CHARLZ CONSTRUCTION on 2022-01-27.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 397329fb9c…3c2518now …
- 2. Block Merkle root changedstored b498a32694…1ec113now …
- 3. Block #4702 hash changedstored 29919f1471…0156b3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 822 records. Each step hashes the current value together with the sibling shown.
- leaf 397329fb9ce6090b45fb201736eeb7dfbfaa264c47fc4e3f9edfae604a3c2518
- 01 L 3968beec2a80ac7cd6fc5ac2f57356cb341fe88148da26020645e257de8eeb70
- 02 R e79a32d4228f74c68505904e5fb3b63f5abf5b3772ff2fac16420c097344f7ee
- 03 L 281af7a14566d23dc719dfa5776650b3aeb9bf8338c290c0fd0809196e365e8d
- 04 R 3f3b38f0a8ecd15064065fe67ab580669001f7cb252a0cc44951b738be491551
- 05 R f4ed73e187719c006c9a064a0d3124550e3c967e3afe9e28418417b627fb2677
- 06 R e58ef2fa5af071e6a83fb9bf73a3c3493bb8e754cdd1582d3d0bca7453f75886
- 07 L 78f058bce5740169916a3d8256132bc03a9881b42c8aa21d71b7a43167fae44a
- 08 L e4b8fa4ffba6df5fc4101fa713a8b10ab28136c8232b7dccf4c5c4cea0925990
- 09 R f5d7991b8787c441684887bb452b53e702c9726d46a987c7419dfe3eab024403
- 10 R c58f6d1b99fa41abc51af85349fcadd6058ad4e4e1a4670fbcebf763f880ea2d
- root b498a32694ee5e6e7e97feac575dfedda06a020247606328974f704f961ec113