OpenTechnical

OT-2026-000016299

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000016299) never changes.

Identity and time

Publication numberOT-2026-000016299 · never reused
Internal UUID01a0ae6e-2d12-7a59-a718-3374085cae5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016299
StatusPUBLIC

Content hashes

Canonical text068727a085929f911e936e713ab850c41f7420263a9dd79b3bbbd59436b092f9
Markdown823ad614c566453108b6788401a0a5fd264c3a1c5b4504f5d87b885cef11fd5d
PDF
Publication paged5b7e7d52371b5b9198bf4e88f54d30e2aa503fee87cd72462e4659a47c50ff0
Manifest465e2003ab458a086b36edb43c07b2f46847d95561b0b69dbc66fd8ea945c17d

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
Signature6nH9UsMyTx89Hqf5VffLSYTajilHA1WsxyM1ZuSzytE+4LHAfjuH2KLUCHtOddjm3Ng+pPyaMcY3osUMlOELDg==
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

2026-09-17T12:03:47.457198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016299
observed d5b7e7d52371b5b9198bf4e88f54d30e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:47.436580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016299/manifest.json
observed 465e2003ab458a086b36edb43c07b2f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:47.418625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016299/publication.md
observed 823ad614c566453108b6788401a0a5fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:47.400884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016299/publication.txt
observed 068727a085929f911e936e713ab850c4...
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.