OpenTechnical

OT-2026-000052114

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000052114) never changes.

Identity and time

Publication numberOT-2026-000052114 · never reused
Internal UUID01a0ae83-e78f-719c-84b7-2b5333f65832 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052114
StatusPUBLIC

Content hashes

Canonical text4aae78c2061a8457415ddc3c09dad9d7967ef4aea5770192544b278120dab225
Markdowne9470ce7965ee979b886dd8ffcef3871c4324e8b4a754c525a47f117ae63a116
PDF
Publication page0036cb6064ee0309b3b7647b0219b09dd43347785b910fc8dff17d95faaedc42
Manifest67a84af95a3964e54259596b9e488efe59fdb9832c7f246b2a26e0b6f0e919e6

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
Signature0hHvpwtTeGhxCMAuHY3x4qun6qirfx4X30NjYmHly46aU/gAffgPEWFp8DtvJiJZ8b/p0NRk3aSV1IKtBUuEBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:39.493800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052114
observed 0036cb6064ee0309b3b7647b0219b09d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:39.474439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052114/manifest.json
observed 67a84af95a3964e54259596b9e488efe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:39.456511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052114/publication.md
observed e9470ce7965ee979b886dd8ffcef3871...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:39.437512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052114/publication.txt
observed 4aae78c2061a8457415ddc3c09dad9d7...
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.