OpenTechnical

OT-2026-000054446

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000054446) never changes.

Identity and time

Publication numberOT-2026-000054446 · never reused
Internal UUID01a0ae86-1282-7484-a8ab-ecea0bd82a2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054446
StatusPUBLIC

Content hashes

Canonical text3153277f0497e3728247f9af1249901abd4a0e9781629ccc49e02ce8e07ad555
Markdown54b13bd4d3d9653c64abb033e0282e46dc2592ed66b4bb9fc9951543133700c1
PDF
Publication page79c819da914ecdea5c4488dd2008a779cc230d47b9506b6fe897ea0857102972
Manifest38f4d9c6c03f51d79d45d8775918ebffda8e9c595ffc8ab1b3826b19bf869e50

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
SignatureVclpdqwiEEg5FezM2mZG5nvDvA7UDtsDGXsR5IolQNaumcX9lGrbPIM7XnUk7lkyh/uZMZWZbAkEWJ7uHOdlBw==
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

2026-09-17T10:53:26.015991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054446
observed 79c819da914ecdea5c4488dd2008a779...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:25.996990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054446/manifest.json
observed 38f4d9c6c03f51d79d45d8775918ebff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:25.977517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054446/publication.md
observed 54b13bd4d3d9653c64abb033e0282e46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:25.960104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054446/publication.txt
observed 3153277f0497e3728247f9af1249901a...
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.