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
CITY OF GAPAN, NUEVA ECIJA Award a ₱8.8M contract to L.T. DE GUZMAN CONSTRUCTIONCities
Transaction hash:
8d4c16e96e8bcbd197ea82325389f2340000ea45bd77f4713050263494c7967c
Status:
Included and unchanged
Block:
#2,482 3,531 blocks after it
Position in block:
Transaction 60 of 119
Award day:
Aug 6, 2015 (11 yrs 3 mo ago)
Value:
₱8,823,217.25
Project:
Construction of 2 Storey 6 Classroom School Bldg.
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 #2,482 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)CITY OF GAPAN, NUEVA ECIJA awarded it to L.T. DE GUZMAN CONSTRUCTION on 2015-08-06.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)COA's CY2024 audit of City of Gapan gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 8d4c16e96e…c7967cnow …
- 2. Block Merkle root changedstored 0bc3308774…890025now …
- 3. Block #2482 hash changedstored 39a994dfab…cf2efanow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 118 records. Each step hashes the current value together with the sibling shown.
- leaf 8d4c16e96e8bcbd197ea82325389f2340000ea45bd77f4713050263494c7967c
- 01 R 8dd2548b867f451a044c694a95e78854c5c2a0aedb4b61e1a5e7bddb2ccff79b
- 02 R 07f6572d02efa5673a47bc185f82acf863c39541595b2b7af16093d25e846b6a
- 03 L 0809249d7612fa0820b7876c7d25c865799667487ad5e22a99daedabfb42d19e
- 04 L 4df95f67e6a5d54226464951abda70cff0d12271c1250acf4375098799ac06ac
- 05 L 54a829516c08d8dd62381ed6324dec721ae3e969e1282a47db1efe8075d2ead1
- 06 L 410c4131bd98c0f117a8e6b1e4a191a4e1acbf4f3ca1aaaad147de6718152544
- 07 R 97f03cb7b449b308009e10cf12f0600a8acef5472e899d95922ccfee81eb8619
- root 0bc330877436ad0a6493c40be02c75c50759ce3ec0a74340cdd3447864890025