OpenTechnical

OT-2026-000101246

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000101246) never changes.

Identity and time

Publication numberOT-2026-000101246 · never reused
Internal UUID01a0aea3-c379-729c-9ef6-0dff46e611dc · 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-2026-000101246
StatusPUBLIC

Content hashes

Canonical textbe3238b8cd967c9d9d853cd60b2c83fcbdbe2737f81ce0fbc95bc74fb936821e
Markdown06947bc5410cbbc4b8de963a7bf30c083fdfc30ba4f2c58593bd40ce3504a731
PDF
Publication pagec501d75ffda5ab5a634f059ad8557c6cb811712982322341256251dc5beca81f
Manifest0d4620e8cd554dbd36484afba43feadad43f43198408033a80b8a7b4bea239b7

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
SignaturexJAC0JWeyJWetc9ICg7//2QkDPEaygmGJkR4P0gWZRCPbOU1uErYl83MXwWG+4W4paSrewNk3Fr1QGF4f1pqAQ==
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

2026-09-17T09:26:54.498559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101246
observed c501d75ffda5ab5a634f059ad8557c6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:54.482728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101246/manifest.json
observed 0d4620e8cd554dbd36484afba43feada...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:54.465037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101246/publication.md
observed 06947bc5410cbbc4b8de963a7bf30c08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:54.447050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101246/publication.txt
observed be3238b8cd967c9d9d853cd60b2c83fc...
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.