OpenTechnical

OT-2026-000099205

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000099205) never changes.

Identity and time

Publication numberOT-2026-000099205 · never reused
Internal UUID01a0aea2-8288-7a56-b5cf-c920591a9b26 · 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-2026-000099205
StatusPUBLIC

Content hashes

Canonical text26bc0a847546e3195276b8c012515807ed51d8cf8fd67b83248aafaebff7b2a3
Markdowne6ede9b1bc76f69b5931bcae173758203acdc03f7978c73845a05f2e36bdfe73
PDF
Publication page2bfbd05d925a5c35816877f27060f0e11b19fbdece816bf9c41a6c0440778c72
Manifest3f17175b5cf70868d3f11c78032e945f648aed7ac34a2f7cd43522d30385cdc8

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
Signature7LvmPFPaaZjDKhJSVIHsbPOEuZre4Db7Q+3+bwZRLkjAPbN3iqnaI2tteptabIrQXcZb8nHPsvKTkZkJ/L8+DA==
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

2026-09-17T09:30:35.881877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099205
observed 2bfbd05d925a5c35816877f27060f0e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.862135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099205/manifest.json
observed 3f17175b5cf70868d3f11c78032e945f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.845022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099205/publication.md
observed e6ede9b1bc76f69b5931bcae17375820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.827168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099205/publication.txt
observed 26bc0a847546e3195276b8c012515807...
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.