OpenTechnical

OT-2026-000085152

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, sustained blow-off 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-2026-000085152) never changes.

Identity and time

Publication numberOT-2026-000085152 · never reused
Internal UUID01a0ae99-43b9-7802-bd33-e8493568fe03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085152
StatusPUBLIC

Content hashes

Canonical text5904f42ca9df07d63cd61af237591ede683c03659b568d27609c94e9bca532e3
Markdownf5efcb9c726a16cc07b23fbe77476e02541ce56578316e90ce827a79bde953ad
PDF
Publication page4cbc6894b7d9d3aa52f26a2cd64181caca389d884ee7b34cc81292eed1910b4d
Manifest9d0bb2ff9a376022c46dde9122b32640b3b75dbe940d1314b24e2010a9a9dd53

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
SignatureH3TwIA0Zh/aMULJZcVS3xxs5cv0NLFclaczrx05mxf4QaLKcFwAqehz8ncJwkc5oek0ye66DfQlgsrhhECg4AA==
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

2026-09-17T09:55:13.964999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085152
observed 4cbc6894b7d9d3aa52f26a2cd64181ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:13.945380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085152/manifest.json
observed 9d0bb2ff9a376022c46dde9122b32640...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:13.925310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085152/publication.md
observed f5efcb9c726a16cc07b23fbe77476e02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:13.908738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085152/publication.txt
observed 5904f42ca9df07d63cd61af237591ede...
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.