OpenTechnical

OT-2026-000043963

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000043963) never changes.

Identity and time

Publication numberOT-2026-000043963 · never reused
Internal UUID01a0ae7b-d678-7019-b2f7-091ce84df913 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043963
StatusPUBLIC

Content hashes

Canonical textae0d8f7d8e463cc981c9b85cc4cdfce4d44d8b390190ef2497ebf289f312bceb
Markdown26a7da1b284ce39e1e927cd612047ca5017c809932f5fc79ab4f9c387b6e448f
PDF
Publication pagefc8541e6b1c8f95e983c5aac4efb7d2ccb9bed0d9d708549ce13ae377ed67091
Manifest4e25a2b59d93f49e788409738c601b24f0acaad0aa6f7d93db0c1d323ad2f5cc

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
Signature/Pe4YSjLtKWzbHQSO8fyGxgCAOVVtdweUV62HJ9o1V7QtBRSF3XVgID90GBbQwkb92uJ96GuQ40c/Cs4vvAeCA==
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

2026-09-17T11:12:19.321197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043963
observed fc8541e6b1c8f95e983c5aac4efb7d2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:19.303450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043963/manifest.json
observed 4e25a2b59d93f49e788409738c601b24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:19.284819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043963/publication.md
observed 26a7da1b284ce39e1e927cd612047ca5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:19.266291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043963/publication.txt
observed ae0d8f7d8e463cc981c9b85cc4cdfce4...
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.