OpenTechnical

OT-2026-000039406

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000039406) never changes.

Identity and time

Publication numberOT-2026-000039406 · never reused
Internal UUID01a0ae78-9675-71b7-9b8f-ec9a1743a1b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039406
StatusPUBLIC

Content hashes

Canonical textc078d4bc774c495465d5bf7d211bd5a74c23008d4e05fedb72a19e991565dbb0
Markdownb15e3234897e277502c6d9e634aaf7de3cea8031114d1aa5926a059de9e91d58
PDF
Publication page9d59f2cf944d4488bd0763b1be8099017735ea39155a3cc78f4ccbfdb0f70121
Manifest4b73fa1c25543e8d717ff4173b70ea33bde108544c564a2bee76310cf1d24587

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
Signature1+wya66Nz0I04tW876jQFv1J8AeTTf3/967YKoDGJI1G0mX20oVF0nboapWLfVvheEfLix6Iyfupc4X4r7LABw==
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

2026-09-17T11:21:00.928692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039406
observed 9d59f2cf944d4488bd0763b1be809901...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:00.912533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039406/manifest.json
observed 4b73fa1c25543e8d717ff4173b70ea33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:00.895050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039406/publication.md
observed b15e3234897e277502c6d9e634aaf7de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:00.878112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039406/publication.txt
observed c078d4bc774c495465d5bf7d211bd5a7...
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.