OpenTechnical

OT-2026-000098892

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-2026-000098892) never changes.

Identity and time

Publication numberOT-2026-000098892 · never reused
Internal UUID01a0aea2-8286-7357-9370-34fdcab2c9a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098892
StatusPUBLIC

Content hashes

Canonical text99ee77f9ec6703be06d9c0857c17ad1dce1052c0870f8babe84a5bc0f33da668
Markdown08e2072117dbd656a73d22cce6a1e0443feb8458ec52ddf0032b2e4c756329fe
PDF
Publication page5fa26dcf98873887dce54314d268a326e164433686c708ab79e45c6c291f4123
Manifest2d3163d468f9779917644e679bc75af68597c1d1021fa36ce0da0f23a8b3322a

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
SignaturewXoxOBWI2kh6z6g7pP81KFWVP5JR9LTkPZ8bgWq/APfE3DFuz+0gvDXYqI+qFSxtRSZxw0uZ3gwjkveLRDNKDw==
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

2026-09-17T09:29:56.849033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098892
observed 5fa26dcf98873887dce54314d268a326...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:56.819594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098892/manifest.json
observed 2d3163d468f9779917644e679bc75af6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:56.801621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098892/publication.md
observed 08e2072117dbd656a73d22cce6a1e044...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:56.785788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098892/publication.txt
observed 99ee77f9ec6703be06d9c0857c17ad1d...
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.