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 AURORA Award a ₱1.8M contract to E.S. PUA CONSTRUCTIONNational agencies
Transaction hash:
21b2aae485dd031bed8a63e5a138756a68fb333f9a0984b736d02b31af5a3fda
Status:
Included and unchanged
Block:
#3,193 2,820 blocks after it
Position in block:
Transaction 36 of 321
Award day:
Sep 18, 2017 (9 yrs 1 mo ago)
Value:
₱1,766,876.00
Project:
ES PUA CONSTRUCTION
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 #3,193 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 AURORA awarded it to E.S. PUA CONSTRUCTION on 2017-09-18.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 21b2aae485…5a3fdanow …
- 2. Block Merkle root changedstored 6987eb98d0…bb3acenow …
- 3. Block #3193 hash changedstored 9e53243ef9…a75129now …
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 320 records. Each step hashes the current value together with the sibling shown.
- leaf 21b2aae485dd031bed8a63e5a138756a68fb333f9a0984b736d02b31af5a3fda
- 01 R 232b2c573d8e1dbae6aadcb6cbee9e8fbb1bf6a92c302ee642648d6552fc8c3a
- 02 R 4f320998163b299b51afb6b45868bf3d46c62be94e5c56bc44634272eed1fb6d
- 03 L 1adb8f189eef468e0355a0cd4ceb7e61922e93563191dce54cbe874b8a5e6924
- 04 R 8567cc61f5c8ab8a6140ea3dddd1a7d8433ccc9038848d540b7926d3114047f7
- 05 R 47f4763014bd7669662343a07b89b274e7c0781faa53d1a559da4c5596660535
- 06 L 3fdb92a5d6514540800e296efb9d588e0515fc8b689d8272add63ea846a5e28b
- 07 R 28548004356bf3a36fea9959fe54b43d50f8e3f6daf70a244fe6568649ad3b56
- 08 R f2134c9ea0c873da1283d42f86f3531870b48bcfdf42272509c16b231cad0fd0
- 09 R b944004f0742efc94e93355c748b525fc71ea74ff84b7d08c8473b40c337ebaa
- root 6987eb98d07ae96767ca0544442a2b7f5d2386646786b3aa7b2ba6076dbb3ace