OpenTechnical

OT-2026-000086640

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three 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-2026-000086640) never changes.

Identity and time

Publication numberOT-2026-000086640 · never reused
Internal UUID01a0ae9a-2c98-7834-bbcd-3f02a3db6c92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086640
StatusPUBLIC

Content hashes

Canonical text81baaf158d05bffc986b2276781683d1de9d03dbf34901aec07340ea2ac4ec9d
Markdown910ffbeff18fd9575dc65b542e6a4bbba625eaf7152539f7a19e96a6036af118
PDF
Publication page611b177e7a74143ea33217cb8984348b408206f49337c7fe2b2a47d5b9dc75f2
Manifest74de55f9aa10a811237c7059d752ae478a2c50aaab51689ae84857843f2da7e1

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
SignatureMIe9MVgwkkYP16pKC/lqdcgtxtyOhlOKsJ3uQ4bqfADEOKa2ATVMyEW9cKp+HeHkrXWRB7kEQZIfy07eRlVyAw==
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

2026-09-17T09:52:29.801405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086640
observed 611b177e7a74143ea33217cb8984348b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:29.784471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086640/manifest.json
observed 74de55f9aa10a811237c7059d752ae47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:29.767921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086640/publication.md
observed 910ffbeff18fd9575dc65b542e6a4bbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:29.751887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086640/publication.txt
observed 81baaf158d05bffc986b2276781683d1...
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.