OpenTechnical

OT-2026-000087710

Publication integrity record

Foam pad vacuum gripper, four zone face, pump fed, 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-2026-000087710) never changes.

Identity and time

Publication numberOT-2026-000087710 · never reused
Internal UUID01a0ae9a-cd55-7785-8a53-f36e6f087130 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087710
StatusPUBLIC

Content hashes

Canonical text45a96ed1d45f106ca8df74afa24caefb0edb3b9af0b97f9e482ad2f9b2a6e5c3
Markdownf949b3375fffda84cbb6d44014ab1e641f857976ce23dc3a04c89aae8de10007
PDF
Publication page885a9415644fe0176dc9ce9df41a26ebdc29eab1225e4db2e800cca7ca7c8d4d
Manifest2ccbe6089aba159cee3dfabe500dccacef8319074f275b3affea473e8d1b4834

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
SignatureTBK6pj9y1rw4sLAusK6c4O+7eTunPMr2pV/Q0M4ewvY2nUFEEFU4r1yGiVX9Bi2HSt0SlqIPDn7c7b7QKES5Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:09.719152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087710
observed 885a9415644fe0176dc9ce9df41a26eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:09.703215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087710/manifest.json
observed 2ccbe6089aba159cee3dfabe500dccac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:09.687754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087710/publication.md
observed f949b3375fffda84cbb6d44014ab1e64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:09.670265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087710/publication.txt
observed 45a96ed1d45f106ca8df74afa24caefb...
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.