OpenTechnical

OT-2026-000025843

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, pulsed 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-2026-000025843) never changes.

Identity and time

Publication numberOT-2026-000025843 · never reused
Internal UUID01a0ae71-a83e-756f-b414-c9e0f3c2c41a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025843
StatusPUBLIC

Content hashes

Canonical text0a18b6fc7fc5fc542c38f7ca6ac52e2a7b9db74b28e3ae5dc99c52b5fa9e3b43
Markdown0122d93f58866112be4a27c423e4cac621561a283b4720d2d7bec7a5049fd3ec
PDF
Publication page5bc8f8ed2ad324c6ea1f3859fb3925b659c27ab27045a1a784dd76bf06f639f0
Manifest46b1979a160b8788a2bce0a54f28475a9a7c939a51afd57bc80f5c0a73f51e40

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
Signature9cQJviJUFsi/QG4Tl4boy8lmAjL1Bd8QtDcG9JBWYKdoGCUxMYyRmpWAy2ym40g5CvuE5wKA1/c72pOwJR9cBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:04.253795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025843
observed 5bc8f8ed2ad324c6ea1f3859fb3925b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:04.235804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025843/manifest.json
observed 46b1979a160b8788a2bce0a54f28475a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:04.218968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025843/publication.md
observed 0122d93f58866112be4a27c423e4cac6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:04.201822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025843/publication.txt
observed 0a18b6fc7fc5fc542c38f7ca6ac52e2a...
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.