OpenTechnical

OT-2026-000017801

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000017801) never changes.

Identity and time

Publication numberOT-2026-000017801 · never reused
Internal UUID01a0ae6e-96fb-70d2-98b4-0ce11a9eb2d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017801
StatusPUBLIC

Content hashes

Canonical textb7f3e8ffd9aed522188d6b7ca3c78369f54357972e8b32939614539ce2dfefe1
Markdownb3c2f18c01e0e11c985de36bf3bb0b450c4b7c74e3a78b557f3ae7065c381ae8
PDF
Publication page2269a3ea5d1bb3c592b921780043122053c9ddecb96d3e1bed9e93e0f14b1e85
Manifest52abe0336755cbbdd1e1d2e12307f43e29c1a5a688ca025682a1c13efb8e31d8

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
SignatureeIpgfHUu9DHE0K/3VDcishtMpa6E+COrEQbH54y+xK5SzO5dXmxc8NL4Kx2EPyLqz0b/ai9idjoyrQx5rqBRDA==
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

2026-09-17T12:01:46.136810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017801
observed 2269a3ea5d1bb3c592b9217800431220...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:46.121319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017801/manifest.json
observed 52abe0336755cbbdd1e1d2e12307f43e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:46.103896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017801/publication.md
observed b3c2f18c01e0e11c985de36bf3bb0b45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:46.088219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017801/publication.txt
observed b7f3e8ffd9aed522188d6b7ca3c78369...
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.