OpenTechnical

OT-2026-000041636

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000041636) never changes.

Identity and time

Publication numberOT-2026-000041636 · never reused
Internal UUID01a0ae79-e8a0-7444-970c-3269a3063c0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041636
StatusPUBLIC

Content hashes

Canonical textbd84b7af029f0dfe0a14a6ba97af2e8e8928e37b8e31b99dbb70544cfcb30fe0
Markdownc2e2bd8f50c0f8950e15ac3b4904df84534be5b6e5af4b35355e510a19439813
PDF
Publication page6bc4f4f6c3e853d48c768a0b512d4cecce3483448c9e64c677adeab8ed89ae0c
Manifest62dff60e751be8b0db8c7140ce52335723e932dd9e5915c5bc57207d2641ebef

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
Signature7nGvvAbGW/vDxZu2EdG5BCCVoLtxNoFQeGvGg9yvY+uy5o39abXJBV5iTod64BJUE7H/kRs/x99+dMNouTDtCw==
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

2026-09-17T11:16:26.158268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041636
observed 6bc4f4f6c3e853d48c768a0b512d4cec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:26.140063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041636/manifest.json
observed 62dff60e751be8b0db8c7140ce523357...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:26.121337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041636/publication.md
observed c2e2bd8f50c0f8950e15ac3b4904df84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:26.102919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041636/publication.txt
observed bd84b7af029f0dfe0a14a6ba97af2e8e...
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.