OpenTechnical

OT-2026-000085267

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six 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-2026-000085267) never changes.

Identity and time

Publication numberOT-2026-000085267 · never reused
Internal UUID01a0ae99-aaa9-7104-8a71-82ed37310334 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085267
StatusPUBLIC

Content hashes

Canonical text988f31b35d28d399447e75e1963190b767c873ca8b0cda604a9c9651b2c1560d
Markdowne75f0bfd6c886bdf37a3c37b905cd9d38f30aeaea7aef76bd697ed85e4771d37
PDF
Publication page490adde8f960f5f8290426d3413842d27f77be628513e20df9d6840534158de1
Manifest2e595ec2e5aae6a46df8b6e4656e8f28696f00c91347311bbd2967d88d24ae18

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
SignaturefpC7hqU/+qrr+OOewIeK3K2H2Fjxyp7+QC9B+h6DFp8gymOkPNKQLzZgWg6zT6vNVjr0pGN/u3w0hi6BTU/JDQ==
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

2026-09-17T09:53:58.462831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085267
observed 490adde8f960f5f8290426d3413842d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:58.446678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085267/manifest.json
observed 2e595ec2e5aae6a46df8b6e4656e8f28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:58.430058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085267/publication.md
observed e75f0bfd6c886bdf37a3c37b905cd9d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:58.413410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085267/publication.txt
observed 988f31b35d28d399447e75e1963190b7...
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.