OpenTechnical

OT-2026-000041388

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, pulsed 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-2026-000041388) never changes.

Identity and time

Publication numberOT-2026-000041388 · never reused
Internal UUID01a0ae79-b145-7369-9905-51f1284d7bb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041388
StatusPUBLIC

Content hashes

Canonical text8397b6c0ec932cc518600e7fd63f0310da384cec996f4b48e2486fdc531fcca4
Markdownf9bc89b31a6c141d42620fc5303098e6ef2231a9ef3573bd96bcbe05c38f215c
PDF
Publication pageb890cad533f15667017a4676c5baba49ee5b9d2ee48909a5f8a737c982cf12fc
Manifestcc262d5c383cbd1c516eb732b2ffccd52249b44a07b17fafb2cc7748a6bdf6a0

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
SignatureDPFd5xJIwIL53W1qc3vF49ChaEoZNMAQTM6Hf/6uzIxgYiGE4IoZHbYssCOBaYEXsIj9QurZNqlXzz+4zzV2Bw==
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

2026-09-17T11:17:23.811526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041388
observed b890cad533f15667017a4676c5baba49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:23.792961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041388/manifest.json
observed cc262d5c383cbd1c516eb732b2ffccd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:23.775106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041388/publication.md
observed f9bc89b31a6c141d42620fc5303098e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:23.757696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041388/publication.txt
observed 8397b6c0ec932cc518600e7fd63f0310...
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.