OpenTechnical

OT-2026-000049094

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000049094) never changes.

Identity and time

Publication numberOT-2026-000049094 · never reused
Internal UUID01a0ae81-134d-71c9-811f-ed1394c844e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049094
StatusPUBLIC

Content hashes

Canonical text6e46173e9a77b72de85692175b8f59eeebb17c483d45700b4aef2c16c4c1503a
Markdowndba67483035d373ff780d75d4f1c4e38aaec1c6d94cbfd13df7949cf03dacbf0
PDF
Publication pageefb6a89d0ec0732987634df116f7dff1f6689304aada529002e3ec88bd686606
Manifest9884b084298e1e2f0ab735bee451df09c1f25546363b6c509a5a66a6e8add22d

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
Signature3y5kqwexPbZsTLMWK948ZL5pIY+wB9oZxP4A2cVLsXy20wzwSKXq5SOaE2eHvSOjlHICQuYYQGJRZICs1GWwCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:03:20.733406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049094
observed efb6a89d0ec0732987634df116f7dff1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:20.707508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049094/manifest.json
observed 9884b084298e1e2f0ab735bee451df09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:20.684737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049094/publication.md
observed dba67483035d373ff780d75d4f1c4e38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:20.660327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049094/publication.txt
observed 6e46173e9a77b72de85692175b8f59ee...
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.