OpenTechnical

OT-2026-000016895

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four 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-2026-000016895) never changes.

Identity and time

Publication numberOT-2026-000016895 · never reused
Internal UUID01a0ae6e-591a-7243-8a8d-f9ab2c49e670 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016895
StatusPUBLIC

Content hashes

Canonical texta90e02cdffe5bb5044d643965947c4b5d6462b1786a7d47e55e32803ada3334b
Markdownae08860f7320e4e8958dadd40a175c76b5b565912f9c954cf3cf26d8981576e0
PDF
Publication pagef9f14fcea9393a00ca7d5782566a57eae1d5c37a72327ab57ec802a32a25086a
Manifest5f599dfbed25db645763587e01ed77b010f32601318ab744f3973a70844d5a04

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
SignatureSgvPBVuYaFRdjOYXsWFaSDdFh/zxrFoow/SvuguXgyni5Mn06NmFweEsNQU1zbnGiNRx4zjLJCmBLN464QZYBw==
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

2026-09-17T12:03:10.163942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016895
observed f9f14fcea9393a00ca7d5782566a57ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.148923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016895/manifest.json
observed 5f599dfbed25db645763587e01ed77b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.132311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016895/publication.md
observed ae08860f7320e4e8958dadd40a175c76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.115881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016895/publication.txt
observed a90e02cdffe5bb5044d643965947c4b5...
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.