OpenTechnical

OT-2026-000040958

Publication integrity record

Foam pad vacuum gripper, three stage ejector, sustained 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-2026-000040958) never changes.

Identity and time

Publication numberOT-2026-000040958 · never reused
Internal UUID01a0ae79-6d11-7cef-b240-a5cd242cada6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040958
StatusPUBLIC

Content hashes

Canonical textf5d6e08e277f4b277c43a5fa46d0644e942b9f4ea1a359e93292af6b7967f589
Markdowne4253500ba72ff787962ff4245fb475c80f77b28ac210b6f81b7e14b65757e2f
PDF
Publication page3f302ea7fbde7ab55fd64aad5b6cf5e60d3f2432feda42fea16984515c6ed2bf
Manifest5af1370b559d6f13a79b68865ca2a38a07c90dc6da9976fccc297faa74efd0e3

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
SignaturegK/e2wJG5AU/7UOMDL7KpX2wkFmTK0PXbNIhLJCPwPMOUPMOYo6s4/v0At+Cm4jFA+orFFjLEjNfGSouY7rFBg==
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

2026-09-17T11:20:21.507623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040958
observed 3f302ea7fbde7ab55fd64aad5b6cf5e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:21.490937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040958/manifest.json
observed 5af1370b559d6f13a79b68865ca2a38a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:21.471202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040958/publication.md
observed e4253500ba72ff787962ff4245fb475c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:21.453606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040958/publication.txt
observed f5d6e08e277f4b277c43a5fa46d0644e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:46.337493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040958
observed 3f302ea7fbde7ab55fd64aad5b6cf5e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:46.319456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040958/manifest.json
observed 5af1370b559d6f13a79b68865ca2a38a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:46.301131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040958/publication.md
observed e4253500ba72ff787962ff4245fb475c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:46.283485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040958/publication.txt
observed f5d6e08e277f4b277c43a5fa46d0644e...
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.