OpenTechnical

OT-2026-000060943

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000060943) never changes.

Identity and time

Publication numberOT-2026-000060943 · never reused
Internal UUID01a0ae8b-12f3-7377-b948-fc16eec5e003 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060943
StatusPUBLIC

Content hashes

Canonical text0d2bc29f045c7f860ba85e739b23f0c79fa6d3cdb28c75356b72aea8bc64e235
Markdown5f7592d10934be744c2273d590b27db575b13c9d1187216836665f382e0fedeb
PDF
Publication page17008ea574b44932d899ad59b2b89c198cac38532d25b06d637315de593cd8d5
Manifest5d0dd452d625de8942f33f4a7d7a10d26f72fe8b071289ccc586aa239e1e92d1

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
Signature2srLSBCORTD8MmRHL1bEO6X2oYsceU2Uj9V8OrAkCHh2yxSlZYDLfnzTadG3FYkJ6MkPHtO1/uudQDXsrhMADA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:13.023085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060943
observed 17008ea574b44932d899ad59b2b89c19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:13.004490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060943/manifest.json
observed 5d0dd452d625de8942f33f4a7d7a10d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:12.986683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060943/publication.md
observed 5f7592d10934be744c2273d590b27db5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:12.969407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060943/publication.txt
observed 0d2bc29f045c7f860ba85e739b23f0c7...
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.