OpenTechnical

OT-2026-000071852

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, vented before set-down

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-2026-000071852) never changes.

Identity and time

Publication numberOT-2026-000071852 · never reused
Internal UUID01a0ae92-1e92-7f9c-931b-eea525ee09e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071852
StatusPUBLIC

Content hashes

Canonical text9a120423d61c8fd27808c6557e696db5ec889ef9fd51309112c9eea921e80fc4
Markdownd3cf8b02078ce16380d6ce46647ce0e10aceb54578736819747a1e9ba2f8ee62
PDF
Publication page2466c909ce5cc5cfa6e4e1bb2f4d17bee13d98d11570cf540d4bebeb684bff1f
Manifestfb86e1cac824fabb8d291ce15b8b720dcf246b29be9bfc5e03585b05328b95a9

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
SignatureA5vJTDcQxYPhLWK3Zfv6bwUn5D6JvU5UhkF4mcr8oYPry3GRCNKObhanzdKk5koKDhT0oBHbTbJUKVa8EHnODA==
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

2026-09-17T10:24:01.969690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071852
observed 2466c909ce5cc5cfa6e4e1bb2f4d17be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.950947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071852/manifest.json
observed fb86e1cac824fabb8d291ce15b8b720d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.932669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071852/publication.md
observed d3cf8b02078ce16380d6ce46647ce0e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.914976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071852/publication.txt
observed 9a120423d61c8fd27808c6557e696db5...
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.