OpenTechnical

OT-2026-000095240

Publication integrity record

Foam pad vacuum gripper, four zone face, pump 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-2026-000095240) never changes.

Identity and time

Publication numberOT-2026-000095240 · never reused
Internal UUID01a0ae9f-8f70-7ba2-a78b-988465cadc74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095240
StatusPUBLIC

Content hashes

Canonical textd6f46bda3206e4570ff7745f5e333b148f32ca775ba2090f4707c103c57c0d47
Markdown8689621e6874b318a355007626594eeb7f72b3c3f3aebfa14c6175a31583486b
PDF
Publication page319533d2b965b131680522ab14b8b59593853e72090a01c068497e9a6a759d91
Manifest9093a0ce86ea5de34415726ae57530cafa28f41a64dd0127623ed0a7ff2cdcde

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
SignatureKGpg3Mo+RH8fzM/Fc3KwUhu8RPOrboEG2jO0GIGoGzZZFWmTxrLvVa66c5J93pbFKI0BzCE/uCUO5kEGDduwBw==
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

2026-09-17T09:36:33.945573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095240
observed 319533d2b965b131680522ab14b8b595...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:33.927227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095240/manifest.json
observed 9093a0ce86ea5de34415726ae57530ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:33.909227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095240/publication.md
observed 8689621e6874b318a355007626594eeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:33.890713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095240/publication.txt
observed d6f46bda3206e4570ff7745f5e333b14...
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.