OpenTechnical

OT-2026-000098215

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000098215) never changes.

Identity and time

Publication numberOT-2026-000098215 · never reused
Internal UUID01a0aea1-e964-7c2b-86e6-3ece19d86aa3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098215
StatusPUBLIC

Content hashes

Canonical text48df9a5aae134497346a74c448f99e3eff9e616ace5015b683380791a10c37ae
Markdown26efb3d068fe8cb90d81454e76a43cb4b99d4e7d205d41129c7ac80c583038c2
PDF
Publication page849d71eca4d06c64ea8284f9108bfc9b94f19b1129efa05f1cf3b7ae2d558738
Manifest248f5a8043ff9566aabe8be9b48a4eab6c85e8a42dd087c7e0e5ef8f27659a4b

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
SignaturerjRfUV5R9UtVGWRdYXjwKZRjDpqPryeJ3B/oFcsHkihFz2T7sTAXBuL7ONyZbayitpGYjObneLpasVvaDsHrDQ==
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

2026-09-17T09:31:22.778939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098215
observed 849d71eca4d06c64ea8284f9108bfc9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:22.762394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098215/manifest.json
observed 248f5a8043ff9566aabe8be9b48a4eab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:22.744509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098215/publication.md
observed 26efb3d068fe8cb90d81454e76a43cb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:22.727555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098215/publication.txt
observed 48df9a5aae134497346a74c448f99e3e...
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.