OpenTechnical

OT-2026-000011773

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, 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-2026-000011773) never changes.

Identity and time

Publication numberOT-2026-000011773 · never reused
Internal UUID01a0ae6d-1941-7559-8b1a-50732de79dbb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011773
StatusPUBLIC

Content hashes

Canonical text15270375da3220de4a75f1b4781c4f39bb054f0b88747b9d27e02793fa0c0200
Markdown4779080b8655e1b5665a5f9e9f19e5eddb65b2153555682694ba6a024fa49bca
PDF
Publication paged5cc2f8b5cc87bed64616a37a11318bcae86769e1407c183525962e681fac774
Manifesta478c974ff2d2afbaca107ad862af75123a6b16564503fcd26bada944cae0f67

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
SignatureOKddwckwWBcfZDO9nvoUjjO3DZZq7gGGR5XQuR9Fx6U7TrbCZrhtRl8XMuCKptxxjuh+FSmzhIt+Lg2RdpzZAw==
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

2026-09-17T12:12:29.311938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011773
observed d5cc2f8b5cc87bed64616a37a11318bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:29.292747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011773/manifest.json
observed a478c974ff2d2afbaca107ad862af751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:29.274460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011773/publication.md
observed 4779080b8655e1b5665a5f9e9f19e5ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:29.256494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011773/publication.txt
observed 15270375da3220de4a75f1b4781c4f39...
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.