OpenTechnical

OT-2026-000052358

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, vented before 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-2026-000052358) never changes.

Identity and time

Publication numberOT-2026-000052358 · never reused
Internal UUID01a0ae83-e792-70f8-8862-9ea21b39f81b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052358
StatusPUBLIC

Content hashes

Canonical text0e3051b2e8caa8e1ebcd74e8d0d55d7865e13566be83d170bf4908386ee211d1
Markdown5e91f2b175ca44a6ad405a18b1612a8116afb935611e12fef2f0994dfcdfd109
PDF
Publication page311aa0bd5ce8db507872f806449a5c4cbb6074b0900a96bf4dd09b1321bf7236
Manifestceac3189f03fd3cc146ea4cf1627ed2c3cd3d9ec517af4010c2f960c633e63fc

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
SignaturerQ4bkzsQX4THkTQzOHT1XIOJueJmWBoflIRv2w756R0K1S7YQMTxGuBO4M3eIf9Vi5zEUq46PHDf2ZWos3ZiDA==
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

2026-09-17T10:58:03.262815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052358
observed 311aa0bd5ce8db507872f806449a5c4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:03.244275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052358/manifest.json
observed ceac3189f03fd3cc146ea4cf1627ed2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:03.224282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052358/publication.md
observed 5e91f2b175ca44a6ad405a18b1612a81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:03.205873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052358/publication.txt
observed 0e3051b2e8caa8e1ebcd74e8d0d55d78...
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.