OpenTechnical

OT-2026-000015693

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000015693) never changes.

Identity and time

Publication numberOT-2026-000015693 · never reused
Internal UUID01a0ae6e-0c4b-7d30-9112-94690f721ae9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015693
StatusPUBLIC

Content hashes

Canonical text779ce696dfd55705700f6f245be709e7935877ed8174651b8d8038e413dffc37
Markdowne9ff5ab226074bf4f5e3de01ebdbafbdbfe2a7c64d5c8923a93b045c1fae2812
PDF
Publication page19f5951d786fd50738822d9993747c947592ec522617f06c175d78fc771b83fa
Manifest37e047d89e054649647828a89f040675a399514a79e2fa0678e421be52c395d7

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureudtocVcyhwwIhIAWbY06LpJIrwsq1/deDTmRILt2fyKSBaCUgBb15CuRFQeKieq/Cfxr09bkiwXy9Clc8sz6DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:04:58.183807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015693
observed 19f5951d786fd50738822d9993747c94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:58.166779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015693/manifest.json
observed 37e047d89e054649647828a89f040675...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:58.145964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015693/publication.md
observed e9ff5ab226074bf4f5e3de01ebdbafbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:58.128315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015693/publication.txt
observed 779ce696dfd55705700f6f245be709e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.