OpenTechnical

OT-2026-000024517

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000024517) never changes.

Identity and time

Publication numberOT-2026-000024517 · never reused
Internal UUID01a0ae70-e8cc-7e14-b301-907a253ad865 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024517
StatusPUBLIC

Content hashes

Canonical text1032d63315415dd8dd30da737d1fbb1888d4485ba434892542a2ba0c3a03ec68
Markdown057bc90d3ff0a93be85620a0d2cced4c776e5467112d10038a6984d6823dd696
PDF
Publication page6dc7ed668478ba66a04b0d427c217342dda7a888d31791644289bf817e6f2a5a
Manifest258a8f16241cd85fe5a1b46684eb7e0046ec9cf4dcd79f8556f4710240aee701

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
Signature0eSQxePwVvFO2m1uAcRCw5g9+gFvzmGwjZQINEMLi55DyP+RmNckdI826dfrvhqnXnvZfL5RDgiQzDh32hhLAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:50:32.249252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024517
observed 6dc7ed668478ba66a04b0d427c217342...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:32.225436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024517/manifest.json
observed 258a8f16241cd85fe5a1b46684eb7e00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:32.205221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024517/publication.md
observed 057bc90d3ff0a93be85620a0d2cced4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:32.185730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024517/publication.txt
observed 1032d63315415dd8dd30da737d1fbb18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:41.485850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024517
observed 6dc7ed668478ba66a04b0d427c217342...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:41.468476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024517/manifest.json
observed 258a8f16241cd85fe5a1b46684eb7e00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:41.448380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024517/publication.md
observed 057bc90d3ff0a93be85620a0d2cced4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:41.431411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024517/publication.txt
observed 1032d63315415dd8dd30da737d1fbb18...
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.