OpenTechnical

OT-2026-000048320

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000048320) never changes.

Identity and time

Publication numberOT-2026-000048320 · never reused
Internal UUID01a0ae80-4de3-7d15-9b03-007516d38fca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048320
StatusPUBLIC

Content hashes

Canonical text8e7c154181350d93be1888dab25c21c67b863128bb39986859bec913ca7d9aeb
Markdown1ca11a63e039d657e1db1f41c51fb30d8c791e9ca390d8e1a299e208f408771c
PDF
Publication page964a9de70369ad8b0f363cb5be580433877743c1ec2a66afcbee201de3f9a042
Manifest05a214329697bd76fe31329bafbb63212612a9ab33071337d944a256f6d14d73

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
Signature/v0QOLv//Xu8bM/O1mUfCCoYZ8EzcfvPWukKUvgX0pW9WzN7C427ThfFnZ7SQWk/WuBUEqzR2Gb1/ojjgGv2BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:04:55.269715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048320
observed 964a9de70369ad8b0f363cb5be580433...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:55.249017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048320/manifest.json
observed 05a214329697bd76fe31329bafbb6321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:55.229567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048320/publication.md
observed 1ca11a63e039d657e1db1f41c51fb30d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:55.209961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048320/publication.txt
observed 8e7c154181350d93be1888dab25c21c6...
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.