OpenTechnical

OT-2026-000014498

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000014498) never changes.

Identity and time

Publication numberOT-2026-000014498 · never reused
Internal UUID01a0ae6d-b27b-7d7f-a23b-9388abdda856 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014498
StatusPUBLIC

Content hashes

Canonical text144c29d4b088e5ecd1308836664ccfd0b107e92a1c47cd6d88964119df1baef4
Markdownf3b9040aa39819567b1e145648b9e73add262c76a08b512d3abd72b7af51f502
PDF
Publication page99cde0bd6c1d6d8002d48ae51bf4af0891bf72427afd7cc74c82b710f20c39bb
Manifest9ccb0e98f2d0288e32dac7407c8a570dd2ac20afbc7c4dbc6801d4d1419b0019

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
SignatureGxtZ6CvBuVWnArFBRrpuX0fGOJFf2nrpigqNL/nKIhHEPTl367NQC1QMHft1Of/FYbPvFIIM+siQrQb6A5oaCA==
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

2026-09-17T12:10:19.526143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014498
observed 99cde0bd6c1d6d8002d48ae51bf4af08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.505425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014498/manifest.json
observed 9ccb0e98f2d0288e32dac7407c8a570d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.485447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014498/publication.md
observed f3b9040aa39819567b1e145648b9e73a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.464165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014498/publication.txt
observed 144c29d4b088e5ecd1308836664ccfd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.184905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014498
observed 99cde0bd6c1d6d8002d48ae51bf4af08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.167632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014498/manifest.json
observed 9ccb0e98f2d0288e32dac7407c8a570d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.149960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014498/publication.md
observed f3b9040aa39819567b1e145648b9e73a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.131875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014498/publication.txt
observed 144c29d4b088e5ecd1308836664ccfd0...
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.