OpenTechnical

OT-2026-000016269

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000016269) never changes.

Identity and time

Publication numberOT-2026-000016269 · never reused
Internal UUID01a0ae6e-2d11-71d8-944e-9d3f4127850f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016269
StatusPUBLIC

Content hashes

Canonical text2f74d0942a8d6962b971112c98b0f31906cd7f40a28c5b768c364550616a4c92
Markdown8391d4b31685e1fc7907c46d987b0e3d6068e773c5b4924e20b2cc3569979c4f
PDF
Publication page0e8de603d2d7919cd3be645a38853b20b603a71371394646c97d7b0468281355
Manifestc422cb58da1f355229f2c6fafd06d03d4af33db06418466435ac3382209df8f1

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
SignatureSWJU1ZQhNXjko570zNjMY97V9cSNzLL5pWsIRz3SqpCgKAc9zoK3thT1A6R8zqJGk+A7yYx4J5H/YxfM2UdYBA==
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

2026-09-17T12:03:44.892903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016269
observed 0e8de603d2d7919cd3be645a38853b20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.876200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016269/manifest.json
observed c422cb58da1f355229f2c6fafd06d03d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.854964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016269/publication.md
observed 8391d4b31685e1fc7907c46d987b0e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.836453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016269/publication.txt
observed 2f74d0942a8d6962b971112c98b0f319...
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.