OpenTechnical

OT-2026-000005067

Publication integrity record

Bellows cup vacuum gripper, three zone face, two outlet manifold, plant vacuum fed, pressure verified

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-2026-000005067) never changes.

Identity and time

Publication numberOT-2026-000005067 · never reused
Internal UUID01a0a92c-ce14-70d0-8357-49e1fd37875e · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:44:40.983377Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005067
StatusPUBLIC

Content hashes

Canonical text75d126db79bd342c8bcf4de8bd9d1d973fc5b129464a5fc693e25617260f8568
Markdown35d761f7acea8c07e43834431c2415bb3fbc18a2d4de5119738c6647a1febcf9
PDF
Publication pageac5855756e6e88e3f0d926bf5b6c363d80e6f4933b3147c4d841f6c701fbabdd
Manifestae76883499c7280c515679694d136a0d3d7f230396d1c10092fa6099b9752e3b

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
SignaturenQqbz71DBKlKaw44KGoTPlXeVyoxFLQ4oNy4cZVfIQbcjYrMS6V15EScCLwskiLnlQ1EZyxyadv7WOuE/ub1DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:47:02Z
batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof
root e1b42dfa4cd0fb1e3e472afd2db961c2...

Independent retrieval

2026-09-16T08:41:13.010081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005067
observed ac5855756e6e88e3f0d926bf5b6c363d...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T08:41:11.920960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005067/manifest.json
observed ae76883499c7280c515679694d136a0d...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T08:41:11.440639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005067/publication.md
observed 35d761f7acea8c07e43834431c2415bb...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T08:41:10.875369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005067/publication.txt
observed 75d126db79bd342c8bcf4de8bd9d1d97...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T07:50:19.163543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005067
observed ac5855756e6e88e3f0d926bf5b6c363d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:19.150912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005067/manifest.json
observed ae76883499c7280c515679694d136a0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:19.129592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005067/publication.md
observed 35d761f7acea8c07e43834431c2415bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:18.988195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005067/publication.txt
observed 75d126db79bd342c8bcf4de8bd9d1d97...
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.