OpenTechnical

OT-2026-000098915

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000098915) never changes.

Identity and time

Publication numberOT-2026-000098915 · never reused
Internal UUID01a0aea2-8286-7532-857a-f86addf41e98 · 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-2026-000098915
StatusPUBLIC

Content hashes

Canonical text6cf774ffee6f91eeeaa794f3a822e10211d85f626da735ca298a569429a0ae62
Markdown65be624e6583a59bd57558771eee4c8b6035924a59c365364fcf840bf6807423
PDF
Publication page37798e8d6676d528820366c85c8c12a1cf0e4154199291fa063c4d4a73fb9732
Manifestceb5dfc45d2d7ad080039ef9dca50d360d4999b6f2c5787046278f8f072b13cc

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
SignatureTPua/XcHPavZqqTc0zoSF/H5dgWqFbmayFY993KI7KAf/mydgpNi5RkWZnoFT2L8O2+k4rXQ4uOgTq+cZCMaBQ==
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

2026-09-17T09:29:58.621274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098915
observed 37798e8d6676d528820366c85c8c12a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.603151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098915/manifest.json
observed ceb5dfc45d2d7ad080039ef9dca50d36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.583053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098915/publication.md
observed 65be624e6583a59bd57558771eee4c8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.530638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098915/publication.txt
observed 6cf774ffee6f91eeeaa794f3a822e102...
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.