OpenTechnical

OT-2026-000079154

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, vented 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-2026-000079154) never changes.

Identity and time

Publication numberOT-2026-000079154 · never reused
Internal UUID01a0ae95-ccbf-7f13-9388-db2b1b6d945c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079154
StatusPUBLIC

Content hashes

Canonical textfe32ea97f66251a361b0cc822707f0800d17c6b31c1fb48e8addf8ba4cf0bc73
Markdown190b229b675727024dd35393a36d2d9680502a6c6bd691deceb7a40fa8084131
PDF
Publication page7d31dfb42e585f87986c8fbbcf43a73a4384a652b33317c32e7d2d14ae8b00e1
Manifest6e2fa5bcd1aa68b1afbcf3552d1a6b539ca5c135e76bc2cc06971de23432c0b9

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
Signatured0Aj961lkKrXDtkU8+7JLGb/SfDYYYHRz6inyxhMXKnSlsqmf6pHQw8SpXhoWgeiaZqgGkb2PCZh7giSLQm6Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:06:00.242812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079154
observed 7d31dfb42e585f87986c8fbbcf43a73a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:00.222966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079154/manifest.json
observed 6e2fa5bcd1aa68b1afbcf3552d1a6b53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:00.205358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079154/publication.md
observed 190b229b675727024dd35393a36d2d96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:00.189300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079154/publication.txt
observed fe32ea97f66251a361b0cc822707f080...
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.