OpenTechnical

OT-2026-000101384

Publication integrity record

Three cup vacuum gripper, three 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-2026-000101384) never changes.

Identity and time

Publication numberOT-2026-000101384 · never reused
Internal UUID01a0aea4-0e13-78d5-9d95-3d31f2bdf8a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101384
StatusPUBLIC

Content hashes

Canonical text939815b08f28b0447067141651d45abe28280028a2b4613414e3077d10d545ba
Markdown70bc273b1e257e7d79d44f3c2775a09d171eb01ab40330ed007822d08cb0af0a
PDF
Publication page81bf0664494253673a5fe224707f7fbe28409c0613002de00a78f2998238863c
Manifest37b550c8cdea8dc6cc5acb3dd410f74d0adf8beeda41fc3df309a9f0a553964e

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
SignatureLYWED0Tk0tcczF/rs8ZV6KAnO7SKCSgEMKEK96rQm7c0emIOaf9wUQiI6mqEXErMgI+CoT1SIja1IdamBDdoBg==
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

2026-09-17T09:25:54.770787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101384
observed 81bf0664494253673a5fe224707f7fbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:54.753408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101384/manifest.json
observed 37b550c8cdea8dc6cc5acb3dd410f74d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:54.735808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101384/publication.md
observed 70bc273b1e257e7d79d44f3c2775a09d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:54.717795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101384/publication.txt
observed 939815b08f28b0447067141651d45abe...
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.