OpenTechnical

OT-2026-000026104

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000026104) never changes.

Identity and time

Publication numberOT-2026-000026104 · never reused
Internal UUID01a0ae71-a840-7891-9648-d794f64309c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026104
StatusPUBLIC

Content hashes

Canonical texte5dd804662ce188e67e7eb9ebb7cd02b4d7760d7fae90ef1b3b3e6a280aad780
Markdown58c26d6386262a3bc31a5f95449fc867800de42b17cf90d878562247b1ecd08a
PDF
Publication pagefba99a4220e558e75cfe38ab9c897dd90d8f8649f3e219e3103c7e4d5a469d17
Manifest1b3f92142d287dc26d108944fc8cfdee94720421b45f847b4afaafebd1c81941

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
SignaturekElV2p8/Oz85xKYE7iCuxhpyKlVbxqyqsY3Q6yF2tqu7xEE/53mE0jh/NhjS8ej5koc7vaOvXAVwnpgVLQZhDw==
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

2026-09-17T11:46:36.302585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026104
observed fba99a4220e558e75cfe38ab9c897dd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:36.285899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026104/manifest.json
observed 1b3f92142d287dc26d108944fc8cfdee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:36.270293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026104/publication.md
observed 58c26d6386262a3bc31a5f95449fc867...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:36.251784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026104/publication.txt
observed e5dd804662ce188e67e7eb9ebb7cd02b...
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.