OpenTechnical

OT-2026-000043213

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, sustained blow-off after 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-2026-000043213) never changes.

Identity and time

Publication numberOT-2026-000043213 · never reused
Internal UUID01a0ae7b-327c-7c9c-af39-a891b94c8102 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043213
StatusPUBLIC

Content hashes

Canonical text051b5c230ec99ec4af04d42cefed88eb23a1cc6d824be7da92d4fd1701a3cc2a
Markdown1edef699123ec7e2b786c7f1fa7871ee1c4abc52ff0a18587ea6d79e2cd3959b
PDF
Publication pagee4d4c8586f64367b197b0e054fbaf38263468a9f2c66683e3886e0649e93411a
Manifest8bc0df9f46838ec146d7606cbbc437ddc7fa6db3505c0000c62d23218d448d75

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
SignatureRk9Fclla+/viQm8sKdoxfIlXCwK2gMrGc8c6hcwn6dm5qknHGKfSL8ioBp2R6yU6NCTQ9LbzqOmatvBHA82oBw==
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

2026-09-17T11:13:40.541154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043213
observed e4d4c8586f64367b197b0e054fbaf382...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:40.520066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043213/manifest.json
observed 8bc0df9f46838ec146d7606cbbc437dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:40.498397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043213/publication.md
observed 1edef699123ec7e2b786c7f1fa7871ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:40.478117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043213/publication.txt
observed 051b5c230ec99ec4af04d42cefed88eb...
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.