OpenTechnical

OT-2026-000082961

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, sustained blow-off before set-down

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-2026-000082961) never changes.

Identity and time

Publication numberOT-2026-000082961 · never reused
Internal UUID01a0ae97-8cca-7017-acea-f5b1c9b1fc68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082961
StatusPUBLIC

Content hashes

Canonical text3c7fa274a6592db38ddbfce7d48ca0d231ec79cc67a5a16b80e03ba71438225e
Markdown4a19b874243c7cf957083c7ee45a58f7f33b6a4c70817015d2e2ec79262b8159
PDF
Publication page50f192c60a07ed391a2bb307b968503a614f3c311d220c634c449151135b963f
Manifestc2016412abf18ca988e2236e19d08585607f557918047e79d0382a46bd2ba638

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
SignaturelH3Wj1SbAh0YrKVJo2YGQSkSFq+KgfcDMyUwIMX8hy7sPlq54o8/sRT71Ep/apEhyqegqeJopVY5q1mHj8m2Cg==
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

2026-09-17T09:58:39.631511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082961
observed 50f192c60a07ed391a2bb307b968503a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:39.613414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082961/manifest.json
observed c2016412abf18ca988e2236e19d08585...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:39.596005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082961/publication.md
observed 4a19b874243c7cf957083c7ee45a58f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:39.579379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082961/publication.txt
observed 3c7fa274a6592db38ddbfce7d48ca0d2...
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.