OpenTechnical

OT-2026-000051759

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000051759) never changes.

Identity and time

Publication numberOT-2026-000051759 · never reused
Internal UUID01a0ae83-7c83-71be-b58e-400b317a8f47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051759
StatusPUBLIC

Content hashes

Canonical textdec15d5cb6e64a1ec007db7bf108fdb3b3520836e9c19d35a0e5d211407a79df
Markdown7f633dd520d1c548a25f2c2723f6c1f25952f82ed5205b44a334ce24572e61a1
PDF
Publication page37b2571485a613bb3914e4cb17e0427e3ba4295ed82f436cb13e1a9f82085b5e
Manifesta8482ff02f5bee5cbf8b01d361b3c7a6918539909dd63142a860f0a223479394

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
SignaturegJz3YGokgXCZ8iNM76ZQEIYNXPpQ098skCiIvVyVJuPH8y8I6mLQkLi3pbjjII8kpD3T2Uh9wI6nW+x9jnibAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:39.592538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051759
observed 37b2571485a613bb3914e4cb17e0427e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:39.573960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051759/manifest.json
observed a8482ff02f5bee5cbf8b01d361b3c7a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:39.556836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051759/publication.md
observed 7f633dd520d1c548a25f2c2723f6c1f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:39.537691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051759/publication.txt
observed dec15d5cb6e64a1ec007db7bf108fdb3...
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.