OpenTechnical

OT-2026-000043626

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, sustained blow-off after 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-2026-000043626) never changes.

Identity and time

Publication numberOT-2026-000043626 · never reused
Internal UUID01a0ae7b-92d0-7d55-a6a2-09cb6b9de9ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:49.254972Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043626
StatusPUBLIC

Content hashes

Canonical textd29018b8125b10c3c59412d4dd4c76b2b56da3e4a8701a7300289a618523dfa1
Markdownef06338c9b7126d0a8c405e5bd22ad8ede57364f0495639f0386f42cb8224424
PDF
Publication page06e64121ecf701790ddd5334610659fdd4018018b2d4b9e8ffff60daa58635d6
Manifest9158785ce76054454fd1d45e2fe7794a383b1278a9263322f086babf9d9bb713

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
SignaturesUXw6JoiLz1ZLFysUE4DLwyhk5oJXQJyHOUPdUA+NbYuTccp2ELIRbutCmzhDpduBvxN3ScOsF8gNPm4beizAQ==
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

2026-09-17T11:13:05.851976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043626
observed 06e64121ecf701790ddd5334610659fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:05.831599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043626/manifest.json
observed 9158785ce76054454fd1d45e2fe7794a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:05.809009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043626/publication.md
observed ef06338c9b7126d0a8c405e5bd22ad8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:05.788092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043626/publication.txt
observed d29018b8125b10c3c59412d4dd4c76b2...
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.