OpenTechnical

OT-2026-000070774

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000070774) never changes.

Identity and time

Publication numberOT-2026-000070774 · never reused
Internal UUID01a0ae91-8c2c-752f-8b61-8eda47f4ec2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070774
StatusPUBLIC

Content hashes

Canonical textcf6c199bf7b979c293e24f8a3702425cf02b8fbfd57b156c17e4af26455ccf90
Markdown4838e101f49499c9a44936d48bbfbe6a4e01f8965c8dbd51ce314ca49aca5aa3
PDF
Publication page752aa2f0c8eb17a2cfedfa1cc88be80356647bfa56f531343bd7b4f11ee006cb
Manifest0cbb58429acc353ffd2c66d55a482682b59dd53b7639e9e7acac8f1cde1248d6

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
SignaturezBdbkhP7pkw7Lt+MHLW1CA107Iqpc57fT+RBzMPQAAdIGqwW+eKG18k79kksqe/NmSVkG4dIF8pDDoVWjZz/Ag==
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

2026-09-17T10:25:28.476170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070774
observed 752aa2f0c8eb17a2cfedfa1cc88be803...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:28.460058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070774/manifest.json
observed 0cbb58429acc353ffd2c66d55a482682...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:28.443660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070774/publication.md
observed 4838e101f49499c9a44936d48bbfbe6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:28.426902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070774/publication.txt
observed cf6c199bf7b979c293e24f8a3702425c...
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.