OpenTechnical

OT-2026-000050868

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000050868) never changes.

Identity and time

Publication numberOT-2026-000050868 · never reused
Internal UUID01a0ae82-c7b2-72a0-9292-0235b82f9a68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050868
StatusPUBLIC

Content hashes

Canonical text50ffb1975ff11af1e2d4276206065b7c16226ad8dfd8450c300b40c37833eb77
Markdown8760d379ac9df055ea018a8a91ce8ebbe828722ade4da1d32c83a4f82d3c4738
PDF
Publication page123e48ae686ea1e25a5d8030e67774f38eaefcefa1ec1192d16085edc2dc5d5a
Manifest3644fb9200a1a007d984975b53b71f36b82bac524cb4ef6492df40cacfea4373

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
SignatureSwVBYKaHo1+ki4o/sQnGS3XBJAGixNXRmc4yWRET99Q2/p/8URB1FcIfjXMEXx6PsNYuu26elO2pQEGQiHDPAQ==
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

2026-09-17T11:00:35.634978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050868
observed 123e48ae686ea1e25a5d8030e67774f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:35.607684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050868/manifest.json
observed 3644fb9200a1a007d984975b53b71f36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:35.581701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050868
observed 123e48ae686ea1e25a5d8030e67774f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:35.550039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050868/manifest.json
observed 3644fb9200a1a007d984975b53b71f36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:35.440551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050868/publication.md
observed 8760d379ac9df055ea018a8a91ce8ebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:35.419249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050868/publication.md
observed 8760d379ac9df055ea018a8a91ce8ebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:35.305400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050868/publication.txt
observed 50ffb1975ff11af1e2d4276206065b7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:35.302881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050868/publication.txt
observed 50ffb1975ff11af1e2d4276206065b7c...
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.