OpenTechnical

OT-2026-000082217

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, 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-2026-000082217) never changes.

Identity and time

Publication numberOT-2026-000082217 · never reused
Internal UUID01a0ae97-4d94-78b2-becb-c15a4a80d967 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082217
StatusPUBLIC

Content hashes

Canonical text9100791171df8fb48e8bede33acd733d5f2553593cb756ce172cea3b1a0efb0e
Markdown691c50d2ed61aaba6a31782e5e74c76a2d4d50a8eb27fa98c6dbac35909cd158
PDF
Publication page0c4612517f29e49ab876dde08202f5d1e17a3fdaedf9a28fe426ff30c4887e4f
Manifest399aef717dee485fcd5334ba410846d4a4686f2331f8469eea5e5964dbaf4e63

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
SignatureQT/chNE4PEHLLGQhah4mWRbCERylzYc8IALFOFf9sWUEsdtvJ8wG8xm01Qi74PJTVfltz9DmoWJD7htoXZwLBw==
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

2026-09-17T09:59:03.373457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082217
observed 0c4612517f29e49ab876dde08202f5d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.355230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082217/manifest.json
observed 399aef717dee485fcd5334ba410846d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.337136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082217/publication.md
observed 691c50d2ed61aaba6a31782e5e74c76a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.319355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082217/publication.txt
observed 9100791171df8fb48e8bede33acd733d...
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.