OpenTechnical

OT-2026-000101524

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, 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-2026-000101524) never changes.

Identity and time

Publication numberOT-2026-000101524 · never reused
Internal UUID01a0aea4-0e15-7469-b9b6-2e0d688ac9b5 · 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-2026-000101524
StatusPUBLIC

Content hashes

Canonical textd7299d73406f3e873a997533a667188a901d24378c2738efc5bf15ff551abf50
Markdown42dc707ee3c0dcfebbabb86aef13acc522ff8d401894057ec1aae425ae281c45
PDF
Publication pageb865ae0ce2c290bc1188d8be7c1baa9b488876c7aa179262a9ac435021fd1eb6
Manifest0a5ceefeb3bbf5c04b0054fc9c1d098996c8978d24dcde61c920b34baa10f761

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
Signature1+B6iJU7jhz6sstqt+t/1ObRP8hmDEG3AOviB7LJOSBPsTUdg9/SSisucycvtZZ6ZewTiaIEYUvaAsVw9wthDg==
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

2026-09-17T09:26:06.376174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101524
observed b865ae0ce2c290bc1188d8be7c1baa9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:06.357588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101524/manifest.json
observed 0a5ceefeb3bbf5c04b0054fc9c1d0989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:06.335972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101524/publication.md
observed 42dc707ee3c0dcfebbabb86aef13acc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:06.316831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101524/publication.txt
observed d7299d73406f3e873a997533a667188a...
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.