OpenTechnical

OT-2026-000098160

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, supply line 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-2026-000098160) never changes.

Identity and time

Publication numberOT-2026-000098160 · never reused
Internal UUID01a0aea1-e964-70ec-80f0-6b3f317e740a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098160
StatusPUBLIC

Content hashes

Canonical text0b26c6eace9e08ffb2d400a35d02841e224ffdec1b801d6141614efb6eda4822
Markdown3aa7d83813e4d9f767d4a23f96262541a407c5eb8f47043f5d0f15ab532bd443
PDF
Publication page8fcce0bda01165460cd4624f7bedd312b5cdfe70bcdf634154a76052f4a6eaf3
Manifestb049b31991e01cb2bad35b1fc0751ca97c0c25a87d0cc452a51847e9e2a856f4

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
Signaturev59im+PTXBtobZK29KrufLEotghHl8dHJDtVQi45NKislRYTADZqDtjdXNu0+7EiAmk4XtawtK1flNSpy31mBQ==
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

2026-09-17T09:31:18.688227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098160
observed 8fcce0bda01165460cd4624f7bedd312...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:18.635870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098160/manifest.json
observed b049b31991e01cb2bad35b1fc0751ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:18.619324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098160/publication.md
observed 3aa7d83813e4d9f767d4a23f96262541...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:18.571945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098160/publication.txt
observed 0b26c6eace9e08ffb2d400a35d02841e...
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.