OpenTechnical

OT-2026-000103765

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pulsed blow-off after 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-2026-000103765) never changes.

Identity and time

Publication numberOT-2026-000103765 · never reused
Internal UUID01a0aea4-e463-7228-9a90-004e9ce5a710 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103765
StatusPUBLIC

Content hashes

Canonical text25af9ff2e776657da5dac7783dc7a18db959c6a19e9b1f8921285439bf2a9f84
Markdown0bbe67fa6ff38cf7b3a404da736bc06997ab429b3176f6f0d53bda042b3629b2
PDF
Publication page96788fefa5a9de7b75b2523557c3890831dddbd0180b28f82840b4f25218b8b8
Manifest1994d51452bbce477bb4379c3cd2513340337d9fd2d981479fe931e0151b05a0

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
SignaturePJ1YG+sHKPY65r/IpcaF9Em0DlFfDjF6f4Pw6yjKxA37lvFD0+j0cbXa34UYTMfQ75fsFDF29Z2yAhKnu4/YCw==
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

2026-09-17T09:22:03.970519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103765
observed 96788fefa5a9de7b75b2523557c38908...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:03.951579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103765/manifest.json
observed 1994d51452bbce477bb4379c3cd25133...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:03.934366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103765/publication.md
observed 0bbe67fa6ff38cf7b3a404da736bc069...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:03.917086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103765/publication.txt
observed 25af9ff2e776657da5dac7783dc7a18d...
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.