OpenTechnical

OT-2026-000022999

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed 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-2026-000022999) never changes.

Identity and time

Publication numberOT-2026-000022999 · never reused
Internal UUID01a0ae70-46ec-7498-9b31-f740f2435263 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022999
StatusPUBLIC

Content hashes

Canonical textd9130d229ad044c1531c1f1a7cf2307d806f219333974415634243c7c7b78d91
Markdown54d4e78d6707d8082a27947955bc535ae5f3a071c1258d04dc9dfc52505a7c9e
PDF
Publication pageda67b0178d6139ab5ec2c95cd9c95343050b068bb8497253d3fd3f40f5d06f26
Manifest504a42d3b35f63196d1f04aa551bb29a96ef86920db71e2ec839a73ffbf33c4e

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
Signature/qWNNAgKkZ/19twrVFdGyR9kmfHSTL3qqZwkmkE1t+HdoWoZThPgfjLi8BwfhDPoi9T1zm5t6ehTDgeBF2/yDw==
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

2026-09-17T11:52:35.563094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022999
observed da67b0178d6139ab5ec2c95cd9c95343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:35.546266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022999/manifest.json
observed 504a42d3b35f63196d1f04aa551bb29a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:35.529231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022999/publication.md
observed 54d4e78d6707d8082a27947955bc535a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:35.511206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022999/publication.txt
observed d9130d229ad044c1531c1f1a7cf2307d...
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.