OpenTechnical

OT-2026-000044307

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000044307) never changes.

Identity and time

Publication numberOT-2026-000044307 · never reused
Internal UUID01a0ae7c-39d6-78e6-b727-db88d605366f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044307
StatusPUBLIC

Content hashes

Canonical text325d4a1930fac94d963383c6d07b21765c142c98ca3b130b506e1ea0264f1186
Markdowne1eda92b32bc5165504c195bc7bf0e86e0eaf57800ee00fea857116a757f5d4e
PDF
Publication page66cbe58f98adaa76cb9465a08c6cb5c047e995cc0a01eb16ee87484d54d215f5
Manifest9251df3f52fc0d9c1cc050b2d83d861ce5486cd460ecfb2b20708d4dbe059dff

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
SignatureoVMfUa/j3eMSWpg5ExIPMIoBQxbaK7brvpEJJgWJKoMtFVJ6nkfYcLfoBlVEW/aTOvEcKVi64SJLsYcGO7B6DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:30:17.047065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044307
observed 66cbe58f98adaa76cb9465a08c6cb5c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:17.029884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044307/manifest.json
observed 9251df3f52fc0d9c1cc050b2d83d861c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:17.012079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044307/publication.md
observed e1eda92b32bc5165504c195bc7bf0e86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:16.995303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044307/publication.txt
observed 325d4a1930fac94d963383c6d07b2176...
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.