OpenTechnical

OT-2026-000040036

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two 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-2026-000040036) never changes.

Identity and time

Publication numberOT-2026-000040036 · never reused
Internal UUID01a0ae79-26fc-7918-b122-bfb8e15905c0 · 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-2026-000040036
StatusPUBLIC

Content hashes

Canonical textd7b4fb5e3f703743534b72fb51e61d80980a2d7a412316f2eb2968dfb2e857a4
Markdown94ebbea2e30d59a4d38199a2b8815d34855ce6e7decd34a350e58670ab80fe82
PDF
Publication page024ff8b864217b30f2a1558a49e7e1afafb16ffbf9d586cfa30bd2e6db174d1a
Manifest30e06b45373d056441a7d0ecc8f784da6eb31d5d635118e9865b300f3cd02d2b

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
SignatureSovQeYTOQuXREmHJdzsx6oOxqgKBl8Wper5T1/NzvrhPms141NcsSuw34JorDqHQsOb5U9U0ysEpNSEpTxCWBw==
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

2026-09-17T11:20:34.402871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040036
observed 024ff8b864217b30f2a1558a49e7e1af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.382787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040036/manifest.json
observed 30e06b45373d056441a7d0ecc8f784da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.363782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040036/publication.md
observed 94ebbea2e30d59a4d38199a2b8815d34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.343635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040036/publication.txt
observed d7b4fb5e3f703743534b72fb51e61d80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.306553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040036
observed 024ff8b864217b30f2a1558a49e7e1af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.288946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040036/manifest.json
observed 30e06b45373d056441a7d0ecc8f784da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.270177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040036/publication.md
observed 94ebbea2e30d59a4d38199a2b8815d34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.253859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040036/publication.txt
observed d7b4fb5e3f703743534b72fb51e61d80...
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.