OpenTechnical

OT-2026-000009228

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000009228) never changes.

Identity and time

Publication numberOT-2026-000009228 · never reused
Internal UUID01a0ae6b-31b9-7de0-ac87-c1cbd7fbed35 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009228
StatusPUBLIC

Content hashes

Canonical text6318c1379761d7d7a761297666cb0f3613dff473b130b997d827edd662f6b823
Markdown7a7f52656dd7a7f7d62f83385df7cc8962636758809fef72756bcd33c6887b02
PDF
Publication page9d1951dfae7e567113b9620de2ac3e6edf7e9413334a98643c6317ff40698b33
Manifestb32f895d4efee8f87d52de9a4b62972960c5e0b39ff7874ae673e359ee3c5f87

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
SignaturelhfF2+VnilqBsrqY3vU+uaiq0Dw7pJOTsP4xea+k/NJeTKpHLWLXNrI8ynO7n6jOFY7RiqR8EMZ7SkG/OLVbAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:57.555675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009228
observed 9d1951dfae7e567113b9620de2ac3e6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:57.535900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009228/manifest.json
observed b32f895d4efee8f87d52de9a4b629729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:57.515312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009228/publication.md
observed 7a7f52656dd7a7f7d62f83385df7cc89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:57.495991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009228/publication.txt
observed 6318c1379761d7d7a761297666cb0f36...
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.