OpenTechnical

OT-2026-000098822

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000098822) never changes.

Identity and time

Publication numberOT-2026-000098822 · never reused
Internal UUID01a0aea2-42b0-7c9d-a851-5e1a8c024565 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098822
StatusPUBLIC

Content hashes

Canonical text7c6cbfb4ddcb20c176fe10d0a80ab4e0cb5b78708a88622dd8f9e1e1c29a542a
Markdown0e24e342509c88b4215bfbfbabe4db3e9547512074d316fac6a188c498565af5
PDF
Publication page6238f7e76be62b4200309ea19914191bcbf08ca6254cb887db2e454c9a1cf565
Manifestcc13960fd9070a3306962242b0fbb77079782aa6207d67d51ed5664c84e13b96

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
SignatureFZioeoFBYMQQwh1M7SXjP3TNAY6cIpoVXqGAasg2EB5f2gHZrFiCOApvDSFL6cIO5CLw9uT50YpdQeVTsl6aAg==
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

2026-09-17T09:31:09.500680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098822
observed 6238f7e76be62b4200309ea19914191b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:09.483100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098822/manifest.json
observed cc13960fd9070a3306962242b0fbb770...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:09.466171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098822/publication.md
observed 0e24e342509c88b4215bfbfbabe4db3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:09.447581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098822/publication.txt
observed 7c6cbfb4ddcb20c176fe10d0a80ab4e0...
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.