OpenTechnical

OT-2026-000030592

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single 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-2026-000030592) never changes.

Identity and time

Publication numberOT-2026-000030592 · never reused
Internal UUID01a0ae73-e505-7132-b146-6264f373ece6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030592
StatusPUBLIC

Content hashes

Canonical textbb15b9444f95e088cc208f6261d1ca4ca4aea862bc84a127d53b5c83fdc2dda5
Markdown68f5e5e70105aefff38bbade759ef8c30614e4d9d83d44deb8551066eec28098
PDF
Publication page4d03babe9fcea90ecfb703a79a3ccb42ebacad62f36fd047f327bc603be24f1b
Manifestbdd02e85575ba6e906b521589f116f359ee1c58dee42983bd4d2449b0eb7f903

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
SignaturexKIxKWKoZhXzaLjdg7i1O5pqU2TPJuH9aNGUtklacf2g/5gMZBtqPCQfwtuDlC4mGEhrtNpbIiLgP2YsTxeCCw==
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

2026-09-17T11:38:28.197327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030592
observed 4d03babe9fcea90ecfb703a79a3ccb42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.178989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030592/manifest.json
observed bdd02e85575ba6e906b521589f116f35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.158403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030592/publication.md
observed 68f5e5e70105aefff38bbade759ef8c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.138109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030592/publication.txt
observed bb15b9444f95e088cc208f6261d1ca4c...
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.