OpenTechnical

OT-2026-000053206

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, 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-2026-000053206) never changes.

Identity and time

Publication numberOT-2026-000053206 · never reused
Internal UUID01a0ae85-0a14-7881-b5a4-c08094836780 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053206
StatusPUBLIC

Content hashes

Canonical textc95068e050f249ec196b806d5cd1e1fb3f4903fac47040d40579adb46d396835
Markdown495a3b098bef877582ba9163ef6c688f17c7f95463d043a1138c813bc4f49e86
PDF
Publication pageeb1a50601bdb07fee05ed0b6d9a898c351ae345c6efee4363df0dd8c9d2ab766
Manifest0fcc8a7a706a8ae8dea9f528e1d8fea5eb2af9f2c24ac7e92518df691df6bce5

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
Signatureu/f+Cq3I3K1KoBzMKyFc35H0bYlTDp4kt5bm/ggIGJhlS5M6D19EqT25+f2rL4BSKe5T7HJicscvbvPrxwOLAw==
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

2026-09-17T08:40:48.831545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053206
observed eb1a50601bdb07fee05ed0b6d9a898c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:48.813049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053206/manifest.json
observed 0fcc8a7a706a8ae8dea9f528e1d8fea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:48.794261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053206/publication.md
observed 495a3b098bef877582ba9163ef6c688f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:48.775010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053206/publication.txt
observed c95068e050f249ec196b806d5cd1e1fb...
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.