OpenTechnical

OT-2026-000024723

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, pulsed 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-2026-000024723) never changes.

Identity and time

Publication numberOT-2026-000024723 · never reused
Internal UUID01a0ae71-2726-71b4-a594-ee2fd0a33a9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024723
StatusPUBLIC

Content hashes

Canonical text36d039d1242cccd1457e21fe03d4002b7cb200f0bfda98db02fef631eff4f40e
Markdownc985b2371ba3c1c0b9deffa9fde541304884deb70076a0e588ff93d77c85bc78
PDF
Publication page3b4284eafaf842517f7d149fc2e0fb4ce9ec720aec3c093b08cba26d3d158685
Manifestbf8f869f6b7cb586d4b4bae9da1f890be8d72e672dcda5ad33e427782c5c35dc

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
SignatureqPvVVQ69fNOur5nJLGMexnATRPtSFT+jNgFOnwpj9vP+sMHn8n6zr7BwhuYw8RwPFSYXgbaDiAhOcZCD9Np1CA==
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

2026-09-17T11:47:58.557894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024723
observed 3b4284eafaf842517f7d149fc2e0fb4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:58.541463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024723/manifest.json
observed bf8f869f6b7cb586d4b4bae9da1f890b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:58.525461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024723/publication.md
observed c985b2371ba3c1c0b9deffa9fde54130...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:58.508683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024723/publication.txt
observed 36d039d1242cccd1457e21fe03d4002b...
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.