OpenTechnical

OT-2026-000067468

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000067468) never changes.

Identity and time

Publication numberOT-2026-000067468 · never reused
Internal UUID01a0ae8f-6bd9-751e-b7a6-4d83fb3b1381 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067468
StatusPUBLIC

Content hashes

Canonical textab0d74527b22ba4a4c45ce83d6398997ff25b4eb262f788e67f9374f7b720621
Markdowne8fee8f979a3ae81347e8f68921ed71f1da941237c0c4625af5ab8aaeeb18f69
PDF
Publication pagedd226f42c255a27f00992e1d0a1770e9c463b23e53a19a4c17f829fc774263ce
Manifest07c01fbcde580ed540484dc5f1e4bf86dcc909542a4b708e00339dcccafa3733

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
SignaturehQKa7Ewg+6svDUxMA0EUPabr7C98559i4Rl641XSNGttqLLMkfXp2VWMYpJJsvvhGlRHfR987PHjTVEeeTKsAw==
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

2026-09-17T10:31:40.611896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067468
observed dd226f42c255a27f00992e1d0a1770e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:40.594466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067468/manifest.json
observed 07c01fbcde580ed540484dc5f1e4bf86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:40.578553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067468/publication.md
observed e8fee8f979a3ae81347e8f68921ed71f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:40.559547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067468/publication.txt
observed ab0d74527b22ba4a4c45ce83d6398997...
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.