OpenTechnical

OT-2026-000100036

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000100036) never changes.

Identity and time

Publication numberOT-2026-000100036 · never reused
Internal UUID01a0aea3-1474-7456-a0cf-aa8f141b151f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100036
StatusPUBLIC

Content hashes

Canonical textcb5e1b7afdd610521783ab9aa5dd37c6d06d494d12edb9f2541fae45c5af423c
Markdown0148826a2d959c45a98a66de43477eeafedb95821ea883ddadc69dbd144299c2
PDF
Publication page4d7d304a19aedab43a34a5ed8ae4f17336e78542e517c786fbaecbca305c7c0b
Manifeste88f3ca3b27328837c51b5836162ad3d209d5368e2496e74f3f2f2c2ba621e5b

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
SignatureLmKOWb2S84k55QeUQyl68oBdrtQlPRIKoSXs5englKGEWRHbFrXmh4CQmlPfmjkyQ5rAMGVcAZXBMlr8zYYPCQ==
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

2026-09-17T09:28:58.373672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100036
observed 4d7d304a19aedab43a34a5ed8ae4f173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:58.355195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100036/manifest.json
observed e88f3ca3b27328837c51b5836162ad3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:58.338085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100036/publication.md
observed 0148826a2d959c45a98a66de43477eea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:58.316544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100036/publication.txt
observed cb5e1b7afdd610521783ab9aa5dd37c6...
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.