OpenTechnical

OT-2026-000058984

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained blow-off after 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-2026-000058984) never changes.

Identity and time

Publication numberOT-2026-000058984 · never reused
Internal UUID01a0ae89-47a0-7d50-b062-e195a1ccbfb8 · 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-2026-000058984
StatusPUBLIC

Content hashes

Canonical textf5eac25d5acda8d0de6e2815ed06a7215c0873ef993ddb9b7d33fcf77435e638
Markdownd56980feca60fd50ef55a325cbb803959e0c234837149e3e1bca7f4ffe2bc6cd
PDF
Publication page7dd87f76e20ec5d36da441ff9f8f55b42c3fce35826a22b39b905e3828b6fc51
Manifestf7befd805be15e68bf4323c1cb75721614dcc07984208cecbd56d29c6d7e3473

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
Signature7W/Uw0kws/bzwz8SpvhP1PPWLlS+X8swZznI9fHqNF7ApXi9UHACSsdf53MUGN5mV8rIOoYLi8fJByoZGOwOBg==
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

2026-09-17T10:46:34.091090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058984
observed 7dd87f76e20ec5d36da441ff9f8f55b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:34.072387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058984/manifest.json
observed f7befd805be15e68bf4323c1cb757216...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:34.053715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058984/publication.md
observed d56980feca60fd50ef55a325cbb80395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:34.035049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058984/publication.txt
observed f5eac25d5acda8d0de6e2815ed06a721...
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.