OpenTechnical

OT-2026-000097740

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000097740) never changes.

Identity and time

Publication numberOT-2026-000097740 · never reused
Internal UUID01a0aea1-92f5-792a-98d9-d8052212d3d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097740
StatusPUBLIC

Content hashes

Canonical text76ef4fd425e16796048fa03e7b8a1f1e1eb8482c90b2887add31d5a7bcccca2a
Markdowneded4e994d34a66a86f70cc177028d5441650a4aa70797f4cf4fb936c393531a
PDF
Publication page034298b6c57421e106235cd8ca5a6e280f6cca2bab2449d355ac0b84af53433f
Manifest6a8dce6e5f9890de07e9d86d26684859a8dc1ce52bd0f099f303422cef9087e1

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
SignatureqQaOwWVY83Oa7p0S0JySbJ3sF+FPpi1PESrKKINKET0jbn7SMKhASWipvqDOZxWNMrEMPEx8xh10RG9iBJn/DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:47.419303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097740
observed 034298b6c57421e106235cd8ca5a6e28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:47.395180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097740/manifest.json
observed 6a8dce6e5f9890de07e9d86d26684859...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:47.371280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097740/publication.md
observed eded4e994d34a66a86f70cc177028d54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:47.341495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097740/publication.txt
observed 76ef4fd425e16796048fa03e7b8a1f1e...
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.