OpenTechnical

OT-2026-000094611

Publication integrity record

Foam pad vacuum gripper, four zone face, four 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-2026-000094611) never changes.

Identity and time

Publication numberOT-2026-000094611 · never reused
Internal UUID01a0ae9e-f4ea-7afd-91e4-aad46bc76393 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094611
StatusPUBLIC

Content hashes

Canonical text18ed2d0aad4643d8ae4b710d23323db60c11f89f5e852d2a466aa31b3c2e8083
Markdown13025245ba566b8c4824211100d5c18e0f1187161fe43aa918ed6ea7c51c1283
PDF
Publication page9e09dae11c4405537c83cbe367e9c8be9369dd136260eb67e546f1bb9785db2b
Manifest487ab4f15071d625bc428a1187deddf7fa482691e146b8899bccd939523235ae

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
SignatureGNLypluWXojR6PPZT94yMfRRmiNkUPc4VSiBQSd0eqOFA825f2qiuHWFr3kC1d4UewgpZ1fK7Lb1CEm2u2hOAQ==
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

2026-09-17T09:38:04.590165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094611
observed 9e09dae11c4405537c83cbe367e9c8be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:04.574598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094611/manifest.json
observed 487ab4f15071d625bc428a1187deddf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:04.557173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094611/publication.md
observed 13025245ba566b8c4824211100d5c18e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:04.540379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094611/publication.txt
observed 18ed2d0aad4643d8ae4b710d23323db6...
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.