OpenTechnical

OT-2026-000079002

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented after 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-2026-000079002) never changes.

Identity and time

Publication numberOT-2026-000079002 · never reused
Internal UUID01a0ae95-ccbe-7fc5-9f92-edf72b2d0c2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079002
StatusPUBLIC

Content hashes

Canonical text65bbbba7286409fc1cac6eb8aa87ab304d7efcf74b2b8c2eb1e6e580bcecdecb
Markdown5a5ac887be6869cefc754fc1916e44602f684a20ca48080c139d0d3acbdee164
PDF
Publication pagee90f24680afbef240376739a254f20811351dc688e6e21ea98e071c4b260bb7c
Manifeste913a460ce1a9045b7d3f3f4538272a331f47ee75623cb49066fe508bca90b5c

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
SignatureLbDS4YeVLRvZe60IvrxglfsuGgyKNqE8aryGUvx8jlOiSP53STPam5oFREY2Tr/enRhpLVanVZ+XkFzVlIQVCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:50.075699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079002
observed e90f24680afbef240376739a254f2081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:50.058928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079002/manifest.json
observed e913a460ce1a9045b7d3f3f4538272a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:50.040522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079002/publication.md
observed 5a5ac887be6869cefc754fc1916e4460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:50.019557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079002/publication.txt
observed 65bbbba7286409fc1cac6eb8aa87ab30...
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.