OpenTechnical

OT-2026-000054206

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line 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-2026-000054206) never changes.

Identity and time

Publication numberOT-2026-000054206 · never reused
Internal UUID01a0ae85-b3a8-7c84-ae8a-ce6b93111450 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054206
StatusPUBLIC

Content hashes

Canonical text1e502b4427eb9a88e80cb1af6e81b83c887b71f9b7d56041b381465d719cfd74
Markdownc7dbc7c83bc6bd7a3a5cb72ffa044e7a812d86464200105772eead57ae7dd137
PDF
Publication page005898d54a76cf40d2e4a8763a16da17a182810f2c1f9b61aeb88c84dae704f0
Manifest7cc9615688237127d8f51a609c402ae382bfb844e54a4098be54655bb14273a7

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
Signature59ZNaY5VGYccEGkChykY3sKOM8eizgJGW5A2iyrqVEnpzSC6mEukfJeYGmiYvv82HCixXiW3X9OhYWtasxreDw==
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

2026-09-17T10:54:35.558010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054206
observed 005898d54a76cf40d2e4a8763a16da17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:35.542418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054206/manifest.json
observed 7cc9615688237127d8f51a609c402ae3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:35.523535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054206/publication.md
observed c7dbc7c83bc6bd7a3a5cb72ffa044e7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:35.488854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054206/publication.txt
observed 1e502b4427eb9a88e80cb1af6e81b83c...
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.