OpenTechnical

OT-2026-000077824

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000077824) never changes.

Identity and time

Publication numberOT-2026-000077824 · never reused
Internal UUID01a0ae95-2ed0-7d59-a31d-3e4895f2eec7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077824
StatusPUBLIC

Content hashes

Canonical text9f7f524fea0f97dc56856445f44140749300f81e4756bd373bb7208b0ca9218b
Markdown4e9e4ea3a194be9c874a42dac252a8e56b42a38c43e13350800f63c16773b3ae
PDF
Publication page0987c818b5829faff3fad0ba2036950e17d707ceb3af29cf4d9c690c24f27d1c
Manifestc5329c6d5a13c35d899210c312c6e8abe73288266710814bdd59cdee5783146f

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
SignatureTb2erl1+2pI61O+IvbelEEnP0keX8RA72+S8RHyup//0YHWO49lAJBomsEH4JoTEqaG2wVvV7oOLNR24jGcjAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:06:57.688936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077824
observed 0987c818b5829faff3fad0ba2036950e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:57.669723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077824/manifest.json
observed c5329c6d5a13c35d899210c312c6e8ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:57.650226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077824/publication.md
observed 4e9e4ea3a194be9c874a42dac252a8e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:57.626866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077824/publication.txt
observed 9f7f524fea0f97dc56856445f4414074...
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.