OpenTechnical

OT-2026-000101261

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000101261) never changes.

Identity and time

Publication numberOT-2026-000101261 · never reused
Internal UUID01a0aea3-c379-7e8f-bf88-e297ab5873a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101261
StatusPUBLIC

Content hashes

Canonical text87dd2261bae5065ceef9e5cf225ecdbf15a1ddf021c9b7d29f1369f3e430dcb5
Markdown1081b326f35fad4455d65371bbbbfeb77d70245e09372ecec8730c4d34fb85d5
PDF
Publication page441394482f33f9b0a627c2518a7dbf21f153f3776fd23ac8c602b3ff4c190c69
Manifestfacd488358bb44fdd8e593210096ced53e1f6f14ffce0e0639e46de765ecf398

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
SignatureaBxF0ehKL6eysxSFW0rXZTaRiyPFOhIm+7b+293i5Xyk5qW13y55F1QLKzp/M64beRNNGYeFxv/JsQ3i7D8jCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:55.535840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101261
observed 441394482f33f9b0a627c2518a7dbf21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:55.518366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101261/manifest.json
observed facd488358bb44fdd8e593210096ced5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:55.500288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101261/publication.md
observed 1081b326f35fad4455d65371bbbbfeb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:55.483694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101261/publication.txt
observed 87dd2261bae5065ceef9e5cf225ecdbf...
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.