OpenTechnical

OT-2026-000070299

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, supply line 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-2026-000070299) never changes.

Identity and time

Publication numberOT-2026-000070299 · never reused
Internal UUID01a0ae91-545e-77e5-815c-aa3a9dcfb572 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070299
StatusPUBLIC

Content hashes

Canonical text0e619dda9be1da00d335bb667d571b3fe6f5a9daf9b9722d10475febb1dc5166
Markdownaf3a931e377f75d76345aa441dbb206685dc0a0385a88852f55fbd4bddb2b270
PDF
Publication page435c210d358bfe9d74a8c55bc4064839f852dffc088661f53b875c22e4f3da6d
Manifestc2370565b5b96e19109ed9ac6c225224d5c98107b32dfe1c77ac037f2af27c39

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
SignatureZlcaPNa5Lj6Pl+UFvWXTzyIh0EpRR2P+IdVDVqUCsuxwdn9AZhA+u+YiLf4a70ucC/yFk1RKH1kvGeBOP5OdDw==
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

2026-09-17T10:26:05.129451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070299
observed 435c210d358bfe9d74a8c55bc4064839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:05.112926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070299/manifest.json
observed c2370565b5b96e19109ed9ac6c225224...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:05.096702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070299/publication.md
observed af3a931e377f75d76345aa441dbb2066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:05.080112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070299/publication.txt
observed 0e619dda9be1da00d335bb667d571b3f...
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.