OpenTechnical

OT-2026-000074011

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000074011) never changes.

Identity and time

Publication numberOT-2026-000074011 · never reused
Internal UUID01a0ae93-2b8f-7c1e-afb4-892c195e798d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074011
StatusPUBLIC

Content hashes

Canonical textd3e9ee7ee5b3bd48be2d004bcd332e2fcd9f3484c0504a1ecb15b993d9fde769
Markdownf3e83ad5f61b83cb3a306f762ee1c1b2d81d8fd20852fe768b7376592cbcfa50
PDF
Publication page8cbf2b0ff4ec66f0ec52d343268786440bd5af3c20fbd8b58fa940537a383749
Manifest681e698c2087fa089a0594f3b74f587e089404c2062f7ee199ee4ad6e13a6b10

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
SignatureSav/O6H/lTh6hFg4ONDD8PvKxd9rKGYE3ceRP/E62lTwFtOJ8i2owHC6fAT2H8XjrwYe5KyAQJR+cWAlbi6ODg==
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

2026-09-17T10:20:18.567733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074011
observed 8cbf2b0ff4ec66f0ec52d34326878644...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.550212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074011/manifest.json
observed 681e698c2087fa089a0594f3b74f587e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.531201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074011/publication.md
observed f3e83ad5f61b83cb3a306f762ee1c1b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.510906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074011/publication.txt
observed d3e9ee7ee5b3bd48be2d004bcd332e2f...
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.