OpenTechnical

OT-2026-000016750

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000016750) never changes.

Identity and time

Publication numberOT-2026-000016750 · never reused
Internal UUID01a0ae6e-5919-7548-b69f-cb75f84dc890 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016750
StatusPUBLIC

Content hashes

Canonical text5a81f37797c61549ef2b8cf0f183477b943ea8e8212991c755c775a850577361
Markdown8afe6a94307dd5d6d2c4c8fda8b9407236c18204ab447a0e733f2b5c2e8789cb
PDF
Publication page1b1a78d5e9069676d17c326ec3f63593e3e4ebcf1556445aeb1081b24cc9768e
Manifestc022de51ed0a3d3b8b041a7f487d8bdb31a12331fe9400637dddb718d2135647

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
SignatureZyor+3HDeFHpo1xKmHzOHAa/15va/Qm95j3qJtE2NJueRWelyNoajyKtVaknD/MUu4GS373m8TmOi3CitMviCA==
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

2026-09-17T12:02:59.205565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016750
observed 1b1a78d5e9069676d17c326ec3f63593...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:59.183292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016750/manifest.json
observed c022de51ed0a3d3b8b041a7f487d8bdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:59.165121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016750/publication.md
observed 8afe6a94307dd5d6d2c4c8fda8b94072...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:59.041126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016750/publication.txt
observed 5a81f37797c61549ef2b8cf0f183477b...
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.