OpenTechnical

OT-2026-000058708

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000058708) never changes.

Identity and time

Publication numberOT-2026-000058708 · never reused
Internal UUID01a0ae88-f39d-77d5-8a0c-01908e230dcb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058708
StatusPUBLIC

Content hashes

Canonical text60f01f787c053edcda00bf7a4eb1a36ef674563a6290ccdd4b1e6e547a5c0c1a
Markdown11808589986f69b7569739ac2b52ecf77bd66776248278bfabbaf0c090fcc9d5
PDF
Publication pagec331bc265bb0d9416f5506255b81e161cfa7567ce4c92d9b07659b46a5c9d8b1
Manifest329f29712e748cdedf1a45e82f086c11e7c25d777165f6a448eec1396f4691f5

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
SignaturegNxku61eZUHaH3o7hj2obXUQrd5h5kG9RDRh2Vn8PI7pbHNlHY99ct5xxuv3qtbdFX+V/1CVyzaBEgzDmi9RCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:14.180692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058708
observed c331bc265bb0d9416f5506255b81e161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:14.164217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058708/manifest.json
observed 329f29712e748cdedf1a45e82f086c11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:14.145566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058708/publication.md
observed 11808589986f69b7569739ac2b52ecf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:14.128549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058708/publication.txt
observed 60f01f787c053edcda00bf7a4eb1a36e...
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.