OpenTechnical

OT-2026-000056646

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000056646) never changes.

Identity and time

Publication numberOT-2026-000056646 · never reused
Internal UUID01a0ae87-7af6-7c37-8ce7-55b43a194537 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056646
StatusPUBLIC

Content hashes

Canonical text50ecc589c9eebaa6ccfe8f258f7ec598415bca78de47f79993e081bfa2da7afc
Markdown377ae4da1451cca9057e99a85524e4882d6a40664ec05d4c868e1c48d391e4d2
PDF
Publication page7f79c52ea08efd81fb327c5d33e9bed6220c08fde5c064fc26e100d4bbcfa76d
Manifest7f8bdee3a65fd5c1f249ae168716a7c963be77c2172d9cf288854b40129d6810

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
SignatureFutug8hoCZg6sfTshVV8iVKWjsbZLpun2eFZWuknYsIjBZH8oIAbti/FeDxwYJF1aDZIIm1ibcUnLUekS8YZDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:00.546471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056646
observed 7f79c52ea08efd81fb327c5d33e9bed6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:00.528436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056646/manifest.json
observed 7f8bdee3a65fd5c1f249ae168716a7c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:00.507650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056646/publication.md
observed 377ae4da1451cca9057e99a85524e488...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:00.488007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056646/publication.txt
observed 50ecc589c9eebaa6ccfe8f258f7ec598...
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.