OpenTechnical

OT-2026-000032623

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two 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-2026-000032623) never changes.

Identity and time

Publication numberOT-2026-000032623 · never reused
Internal UUID01a0ae75-1070-747a-aecd-40e156d49f9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032623
StatusPUBLIC

Content hashes

Canonical text2c827171f58f3247a13ff7ea0134210a9eb17f1bde53b992a3003123602effe3
Markdown5666529bdc9e71feaa9ebcadf7d438cd8e8a7f6434a3322f12c35d81130f29c8
PDF
Publication pagef52a732f7f0496f47d7176b0da3097cf06112da7acd805b10adb5243b64a3247
Manifest7493764c59be7b0322f35ae0ba47f3c382e424ea9b197e5a37b88cea1626c91f

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
SignaturebjRBrGoFNJ5Le7KQ0njIWNSBmTe2eCbNpHh5AqPQi2oB0YHeXQtJ0LXJqBZBint1GoT9GPfA74/39OZvy1AoBg==
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

2026-09-17T11:34:12.599937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032623
observed f52a732f7f0496f47d7176b0da3097cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:12.582498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032623/manifest.json
observed 7493764c59be7b0322f35ae0ba47f3c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:12.566572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032623/publication.md
observed 5666529bdc9e71feaa9ebcadf7d438cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:12.549786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032623/publication.txt
observed 2c827171f58f3247a13ff7ea0134210a...
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.