OpenTechnical

OT-2026-000098909

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000098909) never changes.

Identity and time

Publication numberOT-2026-000098909 · never reused
Internal UUID01a0aea2-8286-794f-896e-8699dde27678 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098909
StatusPUBLIC

Content hashes

Canonical text055062226aafd6f7fde663ef78813a567c9bf0bb01f555362faac0cdbdbc4b4c
Markdowna6bf46916114414bc5f4ad74d7e677ea9ee00d2f25e6253b9c18f1516f8021b2
PDF
Publication page9a43044d0d45eaecde1be721c135d8d99326efc06d17b216e63e5f0506b31c2d
Manifest612bf1f324d43fbd68378e48d295ac013f4f605b02395da54a427f1cd5e9fefa

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
SignatureVVAenKPZEWrg9iOsHRM5LOgCv5QpEZ4OuKlXZeQ909ALo4tLkf+DyKL0XoFcfn5wrOPySEveTRfhngb6uIbfCA==
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

2026-09-17T09:29:58.151232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098909
observed 9a43044d0d45eaecde1be721c135d8d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.133945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098909/manifest.json
observed 612bf1f324d43fbd68378e48d295ac01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.117078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098909/publication.md
observed a6bf46916114414bc5f4ad74d7e677ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.100587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098909/publication.txt
observed 055062226aafd6f7fde663ef78813a56...
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.