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
PROVINCE OF IFUGAO Award a ₱291.0K contract to JD CONSTRUCTION AND BUILDERSProvinces
Transaction hash:
69bd19bbf05aaef8e6deaac957c53ac23e996eb0d3be4eb80786a289fba00a50
Status:
Included and unchanged
Block:
#4,288 1,725 blocks after it
Position in block:
Transaction 284 of 694
Award day:
Nov 23, 2020 (5 yrs 11 mo ago)
From:
Value:
₱290,952.73
Project:
Package 2020-369 (1. Improvement of Banical- Natca
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 #4,288 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)PROVINCE OF IFUGAO awarded it to JD CONSTRUCTION AND BUILDERS on 2020-11-23.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 Ifugao 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 69bd19bbf0…a00a50now …
- 2. Block Merkle root changedstored c993eae7cb…15c4f4now …
- 3. Block #4288 hash changedstored 990cb5ffc4…64e2fdnow …
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 693 records. Each step hashes the current value together with the sibling shown.
- leaf 69bd19bbf05aaef8e6deaac957c53ac23e996eb0d3be4eb80786a289fba00a50
- 01 R 69eb7e3850efe0be084c18e6db03c9f81acfe1b02bb1f9cb98d265ff02b199c1
- 02 R be18149b1bf6e5a5ed00e9d7235bcaa7d9a4e3edafd0b7fb87fa00e2cf41b874
- 03 L 16292123ca916ce88568ef47550baed58eff38f42eb9787b42e07f6756e45485
- 04 L 21b3ca022af7332cfb83128a3f5a8d1ab662eab64506c5a527362a98369d3ff3
- 05 L b867014a952bb68d8cc74b8bdd4d6f951098cd92ba0248270395effa13af6d1e
- 06 R df3c773b4f026457520d339480dd00ddf8a005ef2a0c430458335aeee38cd4b6
- 07 R 4b3ab54331b80c347cf3511e1ec82dd2657f1397a7b9d84f685566f43719af8a
- 08 R b39aa39015c8ccf79870118fa2ffbd6ef63de4b5bc1e185b587d3d58c85e3148
- 09 L b6322c1d9c65951eef5d0fafa454236fb1d5a476c475511bb5e0d05c811cbd44
- 10 R ea82c3f68c10390911b4183a731e049f7983c87136ffcea1eca9181959eef6c6
- root c993eae7cba6fae0d01c668881f2a43db244c3cfa2c80971688853dbaf15c4f4