OpenTechnical

OT-2026-000056106

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line pressure sensor, vented 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-2026-000056106) never changes.

Identity and time

Publication numberOT-2026-000056106 · never reused
Internal UUID01a0ae87-0a4b-7c81-8339-40aacd2d1013 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056106
StatusPUBLIC

Content hashes

Canonical text0f9ee46ff840932d49df748d89c29a1b1e25409bdef19ecb28d1f8033d97f5dd
Markdowna720c813eacfb2eedc574012ee499901826a8cd9873fa59fbf3e528c39f0d4a5
PDF
Publication page4e5c454eac9c8ba47cd71781377a42d29adb72c2686e66c33eb97e70aa2818fd
Manifest495fbc47916475906eb86d3bdc82904d2b9431bce3a0ad755fb3686d0a0b181d

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
Signaturedm4LMVaCur1n7Aien0JmfiS5PXb9TxRMdQUUt/RV8l4m5F+W/mDXhfA6yYsv7XjIamg0/Ch0c1mTymK/Fr0YBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:38.840614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056106
observed 4e5c454eac9c8ba47cd71781377a42d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:38.822707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056106/manifest.json
observed 495fbc47916475906eb86d3bdc82904d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:38.803844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056106/publication.md
observed a720c813eacfb2eedc574012ee499901...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:38.784984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056106/publication.txt
observed 0f9ee46ff840932d49df748d89c29a1b...
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.