OpenTechnical

OT-2026-000017115

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, pulsed 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-2026-000017115) never changes.

Identity and time

Publication numberOT-2026-000017115 · never reused
Internal UUID01a0ae6e-76c7-73d3-8368-813ec662ad5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017115
StatusPUBLIC

Content hashes

Canonical textf7f95ad0d15d672ddcd19d5a6c54d4efc8f213d32cd9b0150a9401aad091731a
Markdown652187e3af09f9f0db9c1628aa063e8daafbefbb38a55860335fa79cea2d826c
PDF
Publication page1cb001686e9c571da1890efc6216ad28158e1ae4e1c38281819f44819033e000
Manifestf7c103a6fcf68821510d78315fa3a363b8ef5f447bb450c33c4ae9d8e34546e7

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
SignaturegyIgtmTNZLyZrAymUVGs+AcJ0+A5w/399NPrgFWnZnInXw5pEMfx+kYFK1kPoVhkuNa89ObyaV4ZWpOlDNHpBg==
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

2026-09-17T12:02:10.201592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017115
observed 1cb001686e9c571da1890efc6216ad28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.184570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017115/manifest.json
observed f7c103a6fcf68821510d78315fa3a363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.167319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017115/publication.md
observed 652187e3af09f9f0db9c1628aa063e8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.151012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017115/publication.txt
observed f7f95ad0d15d672ddcd19d5a6c54d4ef...
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.