OpenTechnical

OT-2026-000043786

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000043786) never changes.

Identity and time

Publication numberOT-2026-000043786 · never reused
Internal UUID01a0ae7b-d676-7b75-97c6-7c083820885a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043786
StatusPUBLIC

Content hashes

Canonical textdcdc89603b269e240bd2c30f9c4d339168993e967c2e81f92323d34912150263
Markdown0b922da41cfca66c36196588481ec036717dbe4bdd0082009e6d4f8412b08de1
PDF
Publication page25d74220db9a1187e64b486f3f59cada30fb3126f1ff9ecdfa2581ac375e657a
Manifestadee4f41161d09c6553e49f06c39bed3294df7dbbce3c84677cdef2e3bd38774

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
Signature2nQXSKHOICY7Ng0lARLvfTpyG083CvPnl9tKvFosXEphYz5zlSisqcKld92UDB5GUGMmbezK7ErPO3+Og/8kAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:12:04.940354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043786
observed 25d74220db9a1187e64b486f3f59cada...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:04.919647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043786/manifest.json
observed adee4f41161d09c6553e49f06c39bed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:04.900320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043786/publication.md
observed 0b922da41cfca66c36196588481ec036...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:04.882606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043786/publication.txt
observed dcdc89603b269e240bd2c30f9c4d3391...
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.