OpenTechnical

OT-2026-000018607

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, pulsed blow-off before set-down

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-2026-000018607) never changes.

Identity and time

Publication numberOT-2026-000018607 · never reused
Internal UUID01a0ae6e-d520-7643-af9c-d5141491d3fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018607
StatusPUBLIC

Content hashes

Canonical text78b649cd3088c378bdb615a81469d4680462cf365e66de0886a936cdf0a5b5b8
Markdown50755b5b20e9e13c51b15d9747e15c2842c3674f19d523d8d5b48e5c7f265d2f
PDF
Publication pagea22b3978496f05a0f4d9b6a33daddd7cb72c2b7ce4646220aeef42c6d440cccd
Manifestb2e8bca46747db60d3606bdaed3d939638b27ff2877a6959537b26e7ab05c4e8

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
SignatureX+WHP8y+Rsqk2ys2/NiTjdetwIbMck+vtZU6FRdJeiydDiaDEv3vSqONZqqHqJ5OOfj1LKRUgBJlGAJSNpeHAA==
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

2026-09-17T11:59:06.151404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018607
observed a22b3978496f05a0f4d9b6a33daddd7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:06.134038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018607/manifest.json
observed b2e8bca46747db60d3606bdaed3d9396...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:06.115805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018607/publication.md
observed 50755b5b20e9e13c51b15d9747e15c28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:06.098958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018607/publication.txt
observed 78b649cd3088c378bdb615a81469d468...
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.