OpenTechnical

OT-2026-000086563

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, sustained blow-off 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-2026-000086563) never changes.

Identity and time

Publication numberOT-2026-000086563 · never reused
Internal UUID01a0ae9a-2c98-774f-abf4-7648f428df22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086563
StatusPUBLIC

Content hashes

Canonical text38b399994dccec65323761025306f0756b097acdc8c002b5477cf8acddb1ccae
Markdown13bda6530fb031cf5a2927fbf3449059c3bcc23d97731978212cb99c6a85aba0
PDF
Publication pageda120af1a6df492a1752b70178b432bfcbc4e9ac0dcaeae19c277a99977acd4b
Manifest13d770bb165e6a5f4d541073c4681f2480dfe4c93da2206550f3c655704d34f2

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
SignatureHQBaG9PLjYAGMBWFbK3/nEH9QMLTU5scrxg2660sRNv2zg6GED+C7vw3/TFmw9WAxxmiQwYmOfNuORRy+o0GDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:23.755476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086563
observed da120af1a6df492a1752b70178b432bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:23.737899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086563/manifest.json
observed 13d770bb165e6a5f4d541073c4681f24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:23.719093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086563/publication.md
observed 13bda6530fb031cf5a2927fbf3449059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:23.702311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086563/publication.txt
observed 38b399994dccec65323761025306f075...
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.