OpenTechnical

OT-2026-000030242

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000030242) never changes.

Identity and time

Publication numberOT-2026-000030242 · never reused
Internal UUID01a0ae73-e500-720f-9df5-3c5a3a2058c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030242
StatusPUBLIC

Content hashes

Canonical text5a8419e377493ea4547797228efbac47f81cc805b769111e9c53f849b7332dd2
Markdown073bfb05b66a36cf78e5a9a10862ff46a695a6990efaa77e4d5bb14cd1b36a18
PDF
Publication page9eb66b4a0920675d1b3f137a24445dfaba013a18eab17b3b9a29cb1d06b387f5
Manifest49a303876588ee1196416c4c8161eace3a4609febf8fa7ce919efc34fcc4c4e8

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
SignatureUioWXyLErj3sffw3K7BlFTOQjQVC0y/I5uA+9DuU8mYr0A6OBFL/byTes23pbdrrqg8iz1HakMeYChEK/RORCA==
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

2026-09-17T11:40:37.465798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030242
observed 9eb66b4a0920675d1b3f137a24445dfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:37.447360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030242/manifest.json
observed 49a303876588ee1196416c4c8161eace...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:37.428242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030242/publication.md
observed 073bfb05b66a36cf78e5a9a10862ff46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:37.408707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030242/publication.txt
observed 5a8419e377493ea4547797228efbac47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.981049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030242
observed 9eb66b4a0920675d1b3f137a24445dfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.962872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030242/manifest.json
observed 49a303876588ee1196416c4c8161eace...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.945572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030242/publication.md
observed 073bfb05b66a36cf78e5a9a10862ff46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.927316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030242/publication.txt
observed 5a8419e377493ea4547797228efbac47...
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.