OpenTechnical

OT-2026-000041999

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000041999) never changes.

Identity and time

Publication numberOT-2026-000041999 · never reused
Internal UUID01a0ae7a-5d6f-7587-aa7d-dbd7b4c9a841 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041999
StatusPUBLIC

Content hashes

Canonical textfe8abac6d57acef97572875f9e3410c66088c57b7a4e170a1702ac103085911b
Markdown8cbf06233455c5181c31a07a2d597cf03cdc0b9e25d7e616f0ee83e67c4eae49
PDF
Publication pagef04c4631dfd167a81797bff84ee0dc41b0d65c08417275de318d29b86d9fb2bf
Manifestfdd9c03ca885dc8a37b6738221d4a16360ecaa64f0c2d8cf1cc93997339d6983

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
SignatureZ4znb9l44zx4WBleO0zhHhHyXq3kCmfhI8tmCXx4tCQOADz9qlEtECSUzOHJQySudr/oPh9UkkwMqF481cqdCA==
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

2026-09-17T11:15:29.824359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041999
observed f04c4631dfd167a81797bff84ee0dc41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:29.805605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041999/manifest.json
observed fdd9c03ca885dc8a37b6738221d4a163...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:29.786280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041999/publication.md
observed 8cbf06233455c5181c31a07a2d597cf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:29.766321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041999/publication.txt
observed fe8abac6d57acef97572875f9e3410c6...
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.