OpenTechnical

OT-2026-000094195

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000094195) never changes.

Identity and time

Publication numberOT-2026-000094195 · never reused
Internal UUID01a0ae9e-92cb-72d2-a7c7-15d62da1c28d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094195
StatusPUBLIC

Content hashes

Canonical textdb930b1b54d0ef1dff0f7e36079cfa3cbdbc720a0976c9363d53ac922e337cb3
Markdown98e4c4b32634f294071ce764f8975683112c582ef4fa1eb2252e05da1362554d
PDF
Publication page13b62e5d045e0fd43631ded3598c9ac376f267052b72f773baeb697259856644
Manifestb0ad31d6c154867a2549daedd7dafcd677ed2921dd5c925a4f9379a9cf00406d

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
Signature2/pCUyx4NnaM//NhnTr9Zf3oGuHEUgyK5IasWjb6sq87Qaud59rTD9Th6bguDBGuVaioe4iPgPWaAU5XziFzDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:39.825299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094195
observed 13b62e5d045e0fd43631ded3598c9ac3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:39.808614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094195/manifest.json
observed b0ad31d6c154867a2549daedd7dafcd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:39.791080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094195/publication.md
observed 98e4c4b32634f294071ce764f8975683...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:39.772460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094195/publication.txt
observed db930b1b54d0ef1dff0f7e36079cfa3c...
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.