OpenTechnical

OT-2026-000040764

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000040764) never changes.

Identity and time

Publication numberOT-2026-000040764 · never reused
Internal UUID01a0ae79-6d0f-7206-a7bc-df08bfe7b754 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040764
StatusPUBLIC

Content hashes

Canonical text1a69492a091b61bde55b463ec84b5412744dc866515f1da75de745d55f1a1472
Markdown60ccdecf733486f79929e087e18cfe1e7b8f52dea379783e54b1fcfd5aa32fa2
PDF
Publication page1ee985a6721b0a570616d6087d67717395ceefaa4a9f3b9cf88baa3b2af7db75
Manifestd1e470a9688a504bb7087422ba8fa08266b848c589a7593cf4b4e940b0304b57

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
Signaturel5EYXTHKI4W2lJddaxp0B15QVypL/oiTfRXEk8mPW9D4tLpAaQNRPBbFQ7TnPL5ts0kqIO3DNMLFLqErnY1TDw==
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

2026-09-17T11:20:03.829179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040764
observed 1ee985a6721b0a570616d6087d677173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.812091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040764/manifest.json
observed d1e470a9688a504bb7087422ba8fa082...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.794148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040764/publication.md
observed 60ccdecf733486f79929e087e18cfe1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.774251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040764/publication.txt
observed 1a69492a091b61bde55b463ec84b5412...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.710159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040764
observed 1ee985a6721b0a570616d6087d677173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.692379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040764/manifest.json
observed d1e470a9688a504bb7087422ba8fa082...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.674527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040764/publication.md
observed 60ccdecf733486f79929e087e18cfe1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.657107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040764/publication.txt
observed 1a69492a091b61bde55b463ec84b5412...
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.