OpenTechnical

OT-2026-000066564

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000066564) never changes.

Identity and time

Publication numberOT-2026-000066564 · never reused
Internal UUID01a0ae8e-ce41-742a-8373-c6896cbd8ffd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066564
StatusPUBLIC

Content hashes

Canonical text1251fb420079f260ec6948908398480986b883c16ad5084330c3d5efb4c77dff
Markdown92c6cc2d59a4d365373774e73babd64f54aeb2bf5d2fef3f729283e46da942b1
PDF
Publication pagefecddd054b8c5f901c1ebf4df2707f95e576147d734ce2d31a0327fefc817f6d
Manifest5497520e7290d8a602db233cea07affe8c18441b7e4fc03484cf6657f815a0a2

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
Signature8OB9yWAPQ9t/c2IQCY3uho1iEjXeMy0whYgfcuQQc1gdbFov0+qiKZhRVLNRGJml0Xv/MVMmgMRyF+Fuj2ojDQ==
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

2026-09-17T10:32:50.086288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066564
observed fecddd054b8c5f901c1ebf4df2707f95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:50.069324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066564/manifest.json
observed 5497520e7290d8a602db233cea07affe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:50.053587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066564/publication.md
observed 92c6cc2d59a4d365373774e73babd64f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:50.036468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066564/publication.txt
observed 1251fb420079f260ec69489083984809...
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.