OpenTechnical

OT-2026-000057366

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented before 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-2026-000057366) never changes.

Identity and time

Publication numberOT-2026-000057366 · never reused
Internal UUID01a0ae87-d5bd-7b2a-a379-7dff3a2df4fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057366
StatusPUBLIC

Content hashes

Canonical text74872114c7c36ffa4e6e0ad183c3f62f6209ebc6ea036ff4f723bc15fb278820
Markdown5da715d2667511294eb69828ebafe23d86f6bb67706cac658fb2a7b0d78da5ad
PDF
Publication page1ba36fb0f9b56546b654f2d9eb9d7d073f0f409e185abd76c9110bef46cb4539
Manifest390ef5ec2d064441bb8bfc3b831de27434f637748a699abbc2b3d4b7ea70511e

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
SignatureXSWIuWmNqSeUxUzsrD7C+KNo0WDoPcIRshL3hCuKTaVKwvwwKAb8RUDcawK/QIEUijzL/WYOpE/aFunxOOX1CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:29.676643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057366
observed 1ba36fb0f9b56546b654f2d9eb9d7d07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.656189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057366/manifest.json
observed 390ef5ec2d064441bb8bfc3b831de274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.638793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057366/publication.md
observed 5da715d2667511294eb69828ebafe23d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.621523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057366/publication.txt
observed 74872114c7c36ffa4e6e0ad183c3f62f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.828976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057366
observed 1ba36fb0f9b56546b654f2d9eb9d7d07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.810639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057366/manifest.json
observed 390ef5ec2d064441bb8bfc3b831de274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.795634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057366/publication.md
observed 5da715d2667511294eb69828ebafe23d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.779573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057366/publication.txt
observed 74872114c7c36ffa4e6e0ad183c3f62f...
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.