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
EASTERN SAMAR STATE UNIVERSITY - BORONGAN CITY Award a ₱15.0M contract to TUBIGAN BUILDERSNational agencies
Transaction hash:
ca2f943b033e1da79b0dae2c34141ca8c8044e94ff9bbbe490e0c4180d06fa13
Status:
Included and unchanged
Block:
#4,732 1,281 blocks after it
Position in block:
Transaction 620 of 779
Award day:
Feb 28, 2022 (4 yrs 8 mo ago)
Value:
₱15,000,000.00
Project:
Invitation to Bid for One (1) Lot Construction of
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 #4,732 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)EASTERN SAMAR STATE UNIVERSITY - BORONGAN CITY awarded it to TUBIGAN BUILDERS on 2022-02-28.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 ca2f943b03…06fa13now …
- 2. Block Merkle root changedstored ce8e4b8110…b7ebf2now …
- 3. Block #4732 hash changedstored 28f7124a8b…564f76now …
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 778 records. Each step hashes the current value together with the sibling shown.
- leaf ca2f943b033e1da79b0dae2c34141ca8c8044e94ff9bbbe490e0c4180d06fa13
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- 02 R a449db3b4f62ff2c5eba2ea895e0c5f9cbf0daa7538e86f7fcb3152d39b0bdf8
- 03 L e3de5c6aeaf601024b26c2ac1adc2f897570055fc05c37d7f5d1951ca62e0f54
- 04 L c234724b64d8ff31d1ba58113ffb6332a99a26fe26cf2b8509b7382ae800dcd0
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- 06 L 4f48c2299ee8ce103465cd6e454647f88e0435de8969e908311bd3183c8fc9a4
- 07 L 19f360bf21263d5d704212709ed79da15f8c60f967b1ef8b4dd10faac0e919c8
- 08 R 52a390dc755f7c7a7e63cd28164c8893fb5a8bb8009d529bd693b3cc9c0061e2
- 09 R c42d22e4283745a4aa97a4d011f1eb8e7df292f7eb359798a5ed59acb5d9f9b3
- 10 L 750b780ab71128247cd4375a351741e8b32dacef86883502397a5b0b4a1763ab
- root ce8e4b81100e1f66fc55a85950567b2ca44a3ac15dfa577fbdaab22d8db7ebf2