OpenTechnical

OT-2026-000023787

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three 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-2026-000023787) never changes.

Identity and time

Publication numberOT-2026-000023787 · never reused
Internal UUID01a0ae70-aed5-7866-9e60-e5d9f1c377d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023787
StatusPUBLIC

Content hashes

Canonical text3085f2406553783e02bfe34528c1bc819b4fb676bba1392a2fc39ae59f0fd78f
Markdown882a14f58970f1c42ff58d4aecf5ac5503913b47f20c8eac1b39350acbee310d
PDF
Publication page6207a5191deda9191033175e2d40b6116efe570efeba62b5a102c568c5f80859
Manifest15068e1f44afa6977b9c09864fefce30197b5a46857b0d2e2c34ad86a9e666dd

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
Signatured6ErPyNJLxu3GYlGXa+qbiN97Q8eO16jRVmWmHc63F7MORFQkwZVpUxbbDRIYqqmSGqGeUt7O6OEJ60hIbOPBg==
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

2026-09-17T11:50:15.622457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023787
observed 6207a5191deda9191033175e2d40b611...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.605182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023787/manifest.json
observed 15068e1f44afa6977b9c09864fefce30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.590299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023787/publication.md
observed 882a14f58970f1c42ff58d4aecf5ac55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.572085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023787/publication.txt
observed 3085f2406553783e02bfe34528c1bc81...
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.