OpenTechnical

OT-2026-000039070

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000039070) never changes.

Identity and time

Publication numberOT-2026-000039070 · never reused
Internal UUID01a0ae78-9672-78ab-9e35-a06ca16a1f88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039070
StatusPUBLIC

Content hashes

Canonical textf8015572ca3934e765d9609733fd78fe53afc85f5981f128aaa54d11f292e73d
Markdown8998161ac228cefdc6bdae22eef73ce2db1e12b7bb68aec7efcfea276096ae72
PDF
Publication page226cd072505086e463017546ab56c061cf134d659ce1d59ff9046feeff37fc2d
Manifest346b90d89120af6a95125e12d1fbf405a471a8a2c2751d24ccc0e50dd47c6d94

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
Signaturem39PZ0pf8KKv5awZkF7u0YRU2G6V5WTh/0xHfAVcsFhRD6650GStzT1iYkZqQBFiwV8iHAptJSH0vpLElqqrDQ==
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

2026-09-17T11:20:32.714574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039070
observed 226cd072505086e463017546ab56c061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.695461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039070/manifest.json
observed 346b90d89120af6a95125e12d1fbf405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.676434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039070/publication.md
observed 8998161ac228cefdc6bdae22eef73ce2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.658617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039070/publication.txt
observed f8015572ca3934e765d9609733fd78fe...
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.