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 - BULACAN 1ST DEO Award a ₱9.8M contract to GHAFFARA CONSTRUCTION SERVICESNational agencies
Transaction hash:
ad5ec1cc17d29abc97456fde78f589782d085e66f2267f23d90589181b5795f3
Status:
Included and unchanged
Block:
#4,448 1,565 blocks after it
Position in block:
Transaction 177 of 258
Award day:
May 12, 2021 (5 yrs 6 mo ago)
Value:
₱9,750,806.94
Project:
Concreting of Purok 7, Brgy Tibagan FMR, Brgy Tiba
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 #4,448 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 - BULACAN 1ST DEO awarded it to GHAFFARA CONSTRUCTION SERVICES on 2021-05-12.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 ad5ec1cc17…5795f3now …
- 2. Block Merkle root changedstored f5637a53e0…1348f6now …
- 3. Block #4448 hash changedstored f93faa778e…2dac2cnow …
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 257 records. Each step hashes the current value together with the sibling shown.
- leaf ad5ec1cc17d29abc97456fde78f589782d085e66f2267f23d90589181b5795f3
- 01 L ad36c9a7b5d7b56dd4e69a40c8dd298cc1b68deb055fb1d7d6d92f49d6d652c3
- 02 R 5575350694ea0087a333211dd21ad8a4078e229ff19a10dcb51f4b9b4f3c2939
- 03 R d57c1601c50e7a5f32055d25e70960dd1a244ac00f9dad2e754d01e9e7c18321
- 04 R b487e4d6c204c0616db9639b41f0ec411cc3769e86ad00cbc0eb133812589e63
- 05 L bfe84271ee9076774ca7e42ae26499c453c34e3799aeb2fb35dab7f77d8ad8a2
- 06 L 2a37b4fa2d00e18469bb1016ab14e75152ca048c43a47738d056fac2200b08ea
- 07 R a4b2084036dc2f2e5f577adb9e4728512b89da69e8574ad19c0c5397c07dc13e
- 08 L d09560fa9de8bdbcec9fac22bfb3c7ca824961f9c69223e9812302aa5a2fb114
- 09 R 7728acf4e5bd685138d461ce9bba69223197c6b82c08e6677d24cfa7c753745e
- root f5637a53e07ddaf4ddfd7691e804d6059e119a655913acd05e5dc4790e1348f6