OpenTechnical

OT-2026-000100197

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000100197) never changes.

Identity and time

Publication numberOT-2026-000100197 · never reused
Internal UUID01a0aea3-3052-706c-a083-ff4f05d85e83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100197
StatusPUBLIC

Content hashes

Canonical text92753dd512d669ff104c06919f11ec9e5f79bddf49681899e7c781378f242aa3
Markdown8f972cd0d044e26c918c69eeca4a4c4fd1b1c483e2af0959ccb9048fdfaa2122
PDF
Publication page6863513a76ec6c3c1db4ec197bbedf8f33dbf701d831c33caff4e0382927f293
Manifesta65e79862e30b8a7f9b1bae320edbf91124a3c87d5cb3cc1ed23e613012e034f

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
SignaturesFhYk8uRr2LVyNOm2Q5cvlmunA6zGRQMlkBVbRWJ1GcaO6OC5CUZp/ZbXKB1gfTZrrIfGjazbW7yzeQOdHtPBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:55.047805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100197
observed 6863513a76ec6c3c1db4ec197bbedf8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.030025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100197/manifest.json
observed a65e79862e30b8a7f9b1bae320edbf91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.011625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100197/publication.md
observed 8f972cd0d044e26c918c69eeca4a4c4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:54.991774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100197/publication.txt
observed 92753dd512d669ff104c06919f11ec9e...
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.