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 EDUCATION - DIVISION OF MALABON Award a ₱859.7K contract to MARTIAN BUILDERS AND SUPPLIESNational agencies
Transaction hash:
9d86df89b0dcd577f1fa235ec6cbf35c0c9535392fe4dc91e46c661a70f73672
Status:
Included and unchanged
Block:
#4,591 1,422 blocks after it
Position in block:
Transaction 166 of 262
Award day:
Oct 7, 2021 (5 yrs 1 mo ago)
Value:
₱859,671.83
Project:
Repair of School Building
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 #4,591 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 EDUCATION - DIVISION OF MALABON awarded it to MARTIAN BUILDERS AND SUPPLIES on 2021-10-07.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 9d86df89b0…f73672now …
- 2. Block Merkle root changedstored 69f58d338e…2b8029now …
- 3. Block #4591 hash changedstored 947d3cb1d6…8c82benow …
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 261 records. Each step hashes the current value together with the sibling shown.
- leaf 9d86df89b0dcd577f1fa235ec6cbf35c0c9535392fe4dc91e46c661a70f73672
- 01 R 9f220cdf965702a19639ee31beeea0842d1f7b072c2d88b29f672636775f5863
- 02 L bc6b11781802043505f57a9d9da0f926b9e605444d2e28769833e550160d0f5e
- 03 L 562cab2035a614eab7090ed25b53bd849054900028471742c782e88628db3480
- 04 R 1b45f0f18c009db3b8b4e2d5a184d0edfd5e667d54b0dbca87e525ffb936e279
- 05 R 56f7ca4676c49f0b5b7ee3c68148961f4fd88f151680962490a66cad1ef9dfc3
- 06 L 137c6fd9ac721ad1dd3485501845738d9b572be854e5d59b5df40d53cc54d878
- 07 R 2592a89cd91ab0ebfabedf7c02e638ea559a109fc1597cee28f4ce43bda17e90
- 08 L 6288b07e7b8ae29e04ce160478313ecf6e93b4d4af34146c1fa2b666b2c9c960
- 09 R 44b725822f46755439f845e9b7861ac24bd8cdd327b334594a729feaeef1cb89
- root 69f58d338e1725c872e981199fcd1963209024b9f02934c011493635f32b8029