OpenTechnical

OT-2026-000048852

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000048852) never changes.

Identity and time

Publication numberOT-2026-000048852 · never reused
Internal UUID01a0ae80-f3e4-73f7-9e6f-e00954c1295e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:41.779772Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048852
StatusPUBLIC

Content hashes

Canonical text786e5f4a081ed15f80f7fc625d524627268f3daa570b17a12abd3568e8a08b5c
Markdowned8b5a40a85f2125f3a58ce4d026d48be24120291c2b7c4a38bef9493987c23c
PDF
Publication page1c48baa51bf2c0e0ce1071576c12eb3888b4605db1619bca49fcf1ec955302fd
Manifesta1e020200ed402a998e569868aebadae6327f02844353ea1c587c8661a3f075a

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
SignaturexdkTkB/P+8d4LZTn6yDQ26802lDnEDvxU1WqeQHL1AuvFQ95Ca26sZy3YzCuevC+jWxQbaD/ykMbPmogzJX1BQ==
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

2026-09-17T11:04:14.363849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048852
observed 1c48baa51bf2c0e0ce1071576c12eb38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:14.346902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048852/manifest.json
observed a1e020200ed402a998e569868aebadae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:14.327678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048852/publication.md
observed ed8b5a40a85f2125f3a58ce4d026d48b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:14.281986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048852/publication.txt
observed 786e5f4a081ed15f80f7fc625d524627...
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.