OpenTechnical

OT-2026-000016591

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pulsed blow-off before set-down

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-2026-000016591) never changes.

Identity and time

Publication numberOT-2026-000016591 · never reused
Internal UUID01a0ae6e-2d14-733e-825c-1832d1d565f7 · 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-2026-000016591
StatusPUBLIC

Content hashes

Canonical text79c8430bacd337e1cb4bd7b014395a2a0a7f3f38891b0ed26457292ba5a7a0b0
Markdown7e31d1bac08a001de1793d5364566810107d61a41389a73d965add6aa8584e3f
PDF
Publication page7674cea43655720af8a774d978efec7a0650349605ed48f12c572d6f89b6fb69
Manifestd32c58d0a6abad5c7dacbe078f996a141c6f83bddf3d4815a0f5df0560e58c54

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
SignaturezbDsSk5OyxKIiTilGJtwt/9rMS486hVaJ+roU5JsoUIO9StB1f9VxxuuvY9jGxGpZ0sDMqTRWcX0fmZlpct+BQ==
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

2026-09-17T12:04:49.723491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016591
observed 7674cea43655720af8a774d978efec7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:49.706631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016591/manifest.json
observed d32c58d0a6abad5c7dacbe078f996a14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:49.689610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016591/publication.md
observed 7e31d1bac08a001de1793d5364566810...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:49.671826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016591/publication.txt
observed 79c8430bacd337e1cb4bd7b014395a2a...
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.