OpenTechnical

OT-2026-000076598

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000076598) never changes.

Identity and time

Publication numberOT-2026-000076598 · never reused
Internal UUID01a0ae94-b06e-74fb-8b76-029bb268be34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076598
StatusPUBLIC

Content hashes

Canonical text04279197fc1af65eca731a3366cd8c9c920c5db6f1fcf37d79de5c32a43875b9
Markdownc9aae2c484fdfc154f6714c7ef04c989462909662bb46dd11c9b02b5e8ab7ce8
PDF
Publication page9ff63d8480083f09d791d852624b4865fca454c40e09a4c58842f690050cb44a
Manifest5ffea5f9f08fb496160161c0c628c806612717df4d4192fd03a1aed52f23e1e0

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
Signature/Q1UjJzGUOdGNthtHWZWrR8OvT4QZe/smkhNPNqM+IfNihQsrczuuEoY+oMt84KKk/JaRu75pUajN6+0wM8ODQ==
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

2026-09-17T10:09:19.280040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076598
observed 9ff63d8480083f09d791d852624b4865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:19.263567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076598/manifest.json
observed 5ffea5f9f08fb496160161c0c628c806...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:19.244637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076598/publication.md
observed c9aae2c484fdfc154f6714c7ef04c989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:19.227458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076598/publication.txt
observed 04279197fc1af65eca731a3366cd8c9c...
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.