OpenTechnical

OT-2026-000081128

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000081128) never changes.

Identity and time

Publication numberOT-2026-000081128 · never reused
Internal UUID01a0ae96-b977-746d-a1ac-4237ea85ca88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081128
StatusPUBLIC

Content hashes

Canonical text5b8f610efe01acd51783374470c0757ae3302bda3cd36bf1258085cc08b2adf0
Markdown8d16e18abb3ee093650794fcb9a350a2acb53365044d8847f5521f13baf627b7
PDF
Publication page331745eeca060253d731ebefeffbdfc2dd20d5f19f9d9cb3be4c09569500bdab
Manifest4f04d899080f09c11bea3899f43c0215c8f4baf9abe29c6c834d76d2c14fa518

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
Signaturem7YmVjGkRcywvYJd8gc40eh+xxbFevRiQUvcnGKaOF67frgyRh0/u3bh/u00rRx/OAT7mdo75Cp9cIrDSed6Aw==
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

2026-09-17T10:02:26.393390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081128
observed 331745eeca060253d731ebefeffbdfc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:26.375932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081128/manifest.json
observed 4f04d899080f09c11bea3899f43c0215...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:26.359769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081128/publication.md
observed 8d16e18abb3ee093650794fcb9a350a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:26.342159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081128/publication.txt
observed 5b8f610efe01acd51783374470c0757a...
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.