OpenTechnical

OT-2026-000051735

Publication integrity record

Three bellows cup 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-2026-000051735) never changes.

Identity and time

Publication numberOT-2026-000051735 · never reused
Internal UUID01a0ae83-7c83-78ff-a43c-5d361d3b83f7 · 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-2026-000051735
StatusPUBLIC

Content hashes

Canonical texta0f71ab63bde599d27b730f3a2fb87ce9e01be9fe8571d02c1f3a575886f75c6
Markdown6e0c97c0ca33866c5052cc826ff6bc96b74526e286e938212a7f319577384ae9
PDF
Publication page3e46fc55acc22ab3928cde5de730c0c723a50f3457a56c3ce6e6b7e51f65a21d
Manifest3dc87b752fa0346d20890c1aa539efee39c366dbeb291ad2376788ab4689c0f2

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
Signatureb2sBU08SZSOV1UY/cfNUkJxpdhQm51lNlw28QPp77FFQZp3tJMz4l4Gs2PrSEPB2alujVOyLgOumuG9ecgi+CA==
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

2026-09-17T10:58:37.740742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051735
observed 3e46fc55acc22ab3928cde5de730c0c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:37.720229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051735/manifest.json
observed 3dc87b752fa0346d20890c1aa539efee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:37.701707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051735/publication.md
observed 6e0c97c0ca33866c5052cc826ff6bc96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:37.683560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051735/publication.txt
observed a0f71ab63bde599d27b730f3a2fb87ce...
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.