OpenTechnical

OT-2026-000040030

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold 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-2026-000040030) never changes.

Identity and time

Publication numberOT-2026-000040030 · never reused
Internal UUID01a0ae79-26fc-717c-9a26-d444e8cf6bb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040030
StatusPUBLIC

Content hashes

Canonical text34c862fdab921722fc386fb641758ac3ad63c332900c3a7ea3b2f017f12a9f49
Markdown86ca471cc2126cad837132543284ed2c988f9e86dcded37673aa02e8bc976b55
PDF
Publication pageeba05b676bf0485ef08fd479eb46396a15dd785a63bac24b8528b61dfdbc2dac
Manifest05f783fc39941fef87b07620e6b1f15377ae12445d5fdd0644aad23d48f3a65f

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
SignatureFZk9LqQgzSXDdsuf23hQ6qqMnorQuqg0M6nrMaF8uxk8bawcjUqJ2z/yE15JCWQMYTyJVdRLJqlfw6GMaPj5DA==
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

2026-09-17T11:20:33.897288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040030
observed eba05b676bf0485ef08fd479eb46396a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.878267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040030/manifest.json
observed 05f783fc39941fef87b07620e6b1f153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.858673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040030/publication.md
observed 86ca471cc2126cad837132543284ed2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.834876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040030/publication.txt
observed 34c862fdab921722fc386fb641758ac3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.873266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040030
observed eba05b676bf0485ef08fd479eb46396a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.855861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040030/manifest.json
observed 05f783fc39941fef87b07620e6b1f153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.838412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040030/publication.md
observed 86ca471cc2126cad837132543284ed2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.822222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040030/publication.txt
observed 34c862fdab921722fc386fb641758ac3...
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.