OpenTechnical

OT-2026-000058832

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000058832) never changes.

Identity and time

Publication numberOT-2026-000058832 · never reused
Internal UUID01a0ae89-479d-7248-a745-2d4e20ebbad9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058832
StatusPUBLIC

Content hashes

Canonical text0c3d43cc741e7704d6f38688a5a8d8e12f555cf76dd6b7dff46268363dd5465e
Markdownae79673691c9d53d77badf05125ca553e9a42b7313afe9085a234f4d3bab6d50
PDF
Publication pagee484ae0a6ec507509bb91e44ba05b378789ebec80074e87b6b4e5f9eaa49d66c
Manifestad2c45fe89247512a94733395888f922d79b3af0b5d8b9510d30dc5b204bb9e3

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
SignaturetuiL0iBrgJyM4WDDPDoUryy9u7onERG0cgp5PItk90YeZ5nuLR+K52qc7z+UIy3CHHwOWOqUHHlQ3K2sSoMvDg==
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

2026-09-17T10:46:21.823063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058832
observed e484ae0a6ec507509bb91e44ba05b378...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:21.806436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058832/manifest.json
observed ad2c45fe89247512a94733395888f922...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:21.787880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058832/publication.md
observed ae79673691c9d53d77badf05125ca553...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:21.747950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058832/publication.txt
observed 0c3d43cc741e7704d6f38688a5a8d8e1...
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.