OpenTechnical

OT-2026-000058131

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000058131) never changes.

Identity and time

Publication numberOT-2026-000058131 · never reused
Internal UUID01a0ae88-6eda-7fe1-95f5-a0be56e7c6da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058131
StatusPUBLIC

Content hashes

Canonical texte6ffb2bd3382f49bd4e63b568466d46f3472a8f6f7ecb5cdc42a8842ba7729c7
Markdowna9459aa3d1620952936dabb3eeba542510df4e9e936cbead234097ced419d21d
PDF
Publication page889f89dd5afbe24abdc1011f3e37734a3b472ac155eb7e63a9c201b08f10c68b
Manifestb21e653a916ef41803ebeabef6a37db86eb7664473364c2f4b66cf2b5ee0c3f4

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
Signatureaha6b96I28PtDSipCL8d4x4YE3R5M3aTVX68bxbhJODP60NdqQZxmlbfWyHthAOXIqLZNz7TEgptcYAhfoXbAw==
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...

Independent retrieval

2026-09-17T10:47:48.613513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058131
observed 889f89dd5afbe24abdc1011f3e37734a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:48.594912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058131/manifest.json
observed b21e653a916ef41803ebeabef6a37db8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:48.574545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058131/publication.md
observed a9459aa3d1620952936dabb3eeba5425...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:48.555897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058131/publication.txt
observed e6ffb2bd3382f49bd4e63b568466d46f...
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.