OpenTechnical

OT-2026-000048656

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000048656) never changes.

Identity and time

Publication numberOT-2026-000048656 · never reused
Internal UUID01a0ae80-c32b-7a61-8a80-7ad6c43e44d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048656
StatusPUBLIC

Content hashes

Canonical texta9d77c4e3546bc25b74f816802c106f260e02896d8bfdc59f0c69f6998ad8439
Markdownb5f4e01d7f605acadfab929ed36d19e46ae05f204b58e6c1ea2944c572ab4e73
PDF
Publication page3ed90dc6aced37545d4378410a5993da9d0144443836cf7014609bf85296baf3
Manifest514b275d6339f60a84ae8b55f8e65999e34964473eb3af9604b8422231166cc0

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
SignatureLCp5u2gSBRbidwOibBQYR/5tNdFmGau9C+QN7EX8YGRIsp9KvQeT8J3ZfpkE5e9+naxpcyYCAnUSgbGqFESgBw==
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

2026-09-17T11:04:16.304250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048656
observed 3ed90dc6aced37545d4378410a5993da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:16.281220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048656/manifest.json
observed 514b275d6339f60a84ae8b55f8e65999...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:16.260264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048656/publication.md
observed b5f4e01d7f605acadfab929ed36d19e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:16.240580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048656/publication.txt
observed a9d77c4e3546bc25b74f816802c106f2...
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.