OpenTechnical

OT-2026-000076632

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000076632) never changes.

Identity and time

Publication numberOT-2026-000076632 · never reused
Internal UUID01a0ae94-b06e-78cf-bd02-994cb2c3c7fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076632
StatusPUBLIC

Content hashes

Canonical textd7c16a1974662700e41e8de4750deeaba5481a26f3152d9f61563ad08615841c
Markdown92b3272fa8334d086c740d99067058b58b1a135e8d1bf323ed57a97d30ed1f5f
PDF
Publication page08d7fa5be4f8c82b65a8fcb5090a0c8c9b17d0728a5e0204ae58750928b3c4dd
Manifest33dc560417ce4693b96b1ac00a395ecea8a12607f50a6ae1c8db074b05254d67

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
SignatureNCJZFt8dBvQ98My4XWwhVASVG8pY479CJ8c8ejF1c5PcnEG6H1ORpkKNkpWD+ryhHOdNJP/L++4CFFa2BZQaBA==
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

2026-09-17T10:09:22.049205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076632
observed 08d7fa5be4f8c82b65a8fcb5090a0c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:22.030665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076632/manifest.json
observed 33dc560417ce4693b96b1ac00a395ece...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:22.010203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076632/publication.md
observed 92b3272fa8334d086c740d99067058b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:21.991089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076632/publication.txt
observed d7c16a1974662700e41e8de4750deeab...
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.