OpenTechnical

OT-2026-000098969

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before 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-2026-000098969) never changes.

Identity and time

Publication numberOT-2026-000098969 · never reused
Internal UUID01a0aea2-8286-7a80-8445-468d65e9221c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098969
StatusPUBLIC

Content hashes

Canonical text2c0005fa60a810b514f3d0c28321c7e0625fb22a9fc0771680b113c3ab07342f
Markdowne4bbdbfb8e641855c93fa25895db104a2f7b73defdbb99efb638026b79cfff38
PDF
Publication page65a3da0a96cdff3bf2c05185a55c1590a9c7137556a00a63417ae1d0a2a1e7bd
Manifest8acb97349747554436f0ef9c2710b0f7ee014eae9d77e167348049b9a10531c7

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
SignatureOS14VcFNkosLD0lNOl+WILS1mrIDqgKZtNIh/2wlRXzvTl8+MWgdTgxPR5+ZfeRpkAnxZiCf0Vdyt/SnuRWjCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:02.757607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098969
observed 65a3da0a96cdff3bf2c05185a55c1590...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:02.740371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098969/manifest.json
observed 8acb97349747554436f0ef9c2710b0f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:02.724314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098969/publication.md
observed e4bbdbfb8e641855c93fa25895db104a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:02.709742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098969/publication.txt
observed 2c0005fa60a810b514f3d0c28321c7e0...
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.