OpenTechnical

OT-2026-000050914

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, vented before set-down

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-2026-000050914) never changes.

Identity and time

Publication numberOT-2026-000050914 · never reused
Internal UUID01a0ae82-c7b3-7dd1-ab2a-a3f7661efed4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050914
StatusPUBLIC

Content hashes

Canonical texta6d4f4fe1a2fce31c491567868c1faa62de9882ac4fae53f18d1f54104f631bf
Markdownf46c3f27ab2920fd51fcb23cae0e94f918db793f030a36d563e620eb7bd2dedb
PDF
Publication page5ad53af1a2855b571e6df7cf94f2daf4804875865bc967f2e822b0349f6ff064
Manifestc1515eb4c39b28b4d327d0c5d910df881901ce4e0cd1b4aa90051892c7fc8068

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
SignaturegYh1aT1rSA4wipYHDCAHfIHPEiO2oGilEzWG6TkPZigHg4A4GMwOb9olDNgeB4TvUBubAg0xHLjT0hSpPNPpCw==
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

2026-09-17T11:00:40.079509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050914
observed 5ad53af1a2855b571e6df7cf94f2daf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:40.052200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050914
observed 5ad53af1a2855b571e6df7cf94f2daf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:40.050133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050914/manifest.json
observed c1515eb4c39b28b4d327d0c5d910df88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:40.028433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050914/manifest.json
observed c1515eb4c39b28b4d327d0c5d910df88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:40.028049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050914/publication.md
observed f46c3f27ab2920fd51fcb23cae0e94f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:40.000688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050914/publication.txt
observed a6d4f4fe1a2fce31c491567868c1faa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:39.999886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050914/publication.md
observed f46c3f27ab2920fd51fcb23cae0e94f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:39.967991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050914/publication.txt
observed a6d4f4fe1a2fce31c491567868c1faa6...
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.