OpenTechnical

OT-2026-000064024

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000064024) never changes.

Identity and time

Publication numberOT-2026-000064024 · never reused
Internal UUID01a0ae8d-53bc-7daf-a98f-ecc597578687 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064024
StatusPUBLIC

Content hashes

Canonical text504730c01af0f9630f945d6e92980ae3e8a51b16eb2e159a3bf202078f7179ae
Markdown9d448f36c83a85a82fb3b10d4ffccfac6774adcb063d1d0b9043a59074773d28
PDF
Publication page48cc390fada09c8144170e6e3c9c7570821d5e039f89d80ccc0d1658f8b8015c
Manifest6a8b64d833d357f667a7ad91b7cbaf589a68ea955a6e786ddec1ae89a5c36341

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
SignaturePmaXVrnheAqtlvGGHJ6yp8GdjDOqunZ+YW16A2eIs0C3V/zTPno7Hh4VCQtxqbB3ZyXAo9rZ7Tkz4HUMFLInAQ==
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

2026-09-17T10:37:06.490272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064024
observed 48cc390fada09c8144170e6e3c9c7570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:06.471457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064024/manifest.json
observed 6a8b64d833d357f667a7ad91b7cbaf58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:06.454549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064024/publication.md
observed 9d448f36c83a85a82fb3b10d4ffccfac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:06.436573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064024/publication.txt
observed 504730c01af0f9630f945d6e92980ae3...
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.