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 VII Award a ₱764.5K contract to BESANA SURVEYING OFFICENational agencies
Transaction hash:
bc52eb9444e85641ee810b92fe3c6305efe85ec6129d6a27ea780fd44b75af22
Status:
Included and unchanged
Block:
#3,439 2,574 blocks after it
Position in block:
Transaction 156 of 197
Award day:
Jun 5, 2018 (8 yrs 5 mo ago)
Value:
₱764,500.00
Project:
18CSH012
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 #3,439 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 VII awarded it to BESANA SURVEYING OFFICE on 2018-06-05.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 bc52eb9444…75af22now …
- 2. Block Merkle root changedstored 255fe455b4…eed335now …
- 3. Block #3439 hash changedstored 72eec7f057…3c3151now …
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 196 records. Each step hashes the current value together with the sibling shown.
- leaf bc52eb9444e85641ee810b92fe3c6305efe85ec6129d6a27ea780fd44b75af22
- 01 R c0fa31f854e33cd4e34ec7f62aad00f9a4e162165b70eae57228465355814f4b
- 02 R e31dfa1caec6e2094d0f3dcf43a61a793f3fbc205d626a8fe2546537e8513357
- 03 L 239f33d6ca0824a969b97b0466fdc2ab9133d08bc6170905e5287565ee411661
- 04 L 4378a8e3ce84606f17d85c233d05f7b2b3ffec38e78d2e8495b313cd7a8dae8a
- 05 L 7299927ddef31ed48f1f42aa0177da3e7d46a6d825add28bf943d5ac078130e8
- 06 R f8e9f4643826bba3a287278c37fc95b3ee405044c07555909a5548fee0d0fd21
- 07 R 59ccf4ad1a724c4f4c6af9243706c82514962c9646a0d58c9be019c3b1990313
- 08 L d67904ab5613825bc5087b0cbb83c03bcbf803bc80656ca0ba60d89f9ab357ff
- root 255fe455b4b8c11ee7bd9239bc5719c174bd80483ee69d77468d65ba27eed335