OpenTechnical

OT-2026-000101182

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000101182) never changes.

Identity and time

Publication numberOT-2026-000101182 · never reused
Internal UUID01a0aea3-c378-7df7-80e8-6d3bbc11b2c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101182
StatusPUBLIC

Content hashes

Canonical text29c5e1c24590622d31f0863cd183d5946435faa776a407af0c11528ac51b5007
Markdown94dbfdb18f524c9e56e75bf794d42e4ca38d050804eefeacb2388f050d804fa5
PDF
Publication page26a56204663d903d68ec9fb4b2330d984740fa72a8e077837192f8f2a59615ed
Manifest0191a9bdc9e5837186f5a851df66417a4a6168b731cc929757f6a9c25d761ae5

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
SignaturelGW/FBavFhWxJDv7Fsw4LBaWgMSele4r4lYEPNo+WeCdcGexQSjQwkZ3JHFa2sHM9Q+/k/bqdXnesJQne2PdDg==
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

2026-09-17T09:26:49.683000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101182
observed 26a56204663d903d68ec9fb4b2330d98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:49.666524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101182/manifest.json
observed 0191a9bdc9e5837186f5a851df66417a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:49.647208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101182/publication.md
observed 94dbfdb18f524c9e56e75bf794d42e4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:49.629647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101182/publication.txt
observed 29c5e1c24590622d31f0863cd183d594...
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.