OpenTechnical

OT-2026-000051904

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000051904) never changes.

Identity and time

Publication numberOT-2026-000051904 · never reused
Internal UUID01a0ae83-7c85-7bf6-b7b8-b3f394589bd8 · 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-2026-000051904
StatusPUBLIC

Content hashes

Canonical textcb6402d52d21a51ba1c2f7ec559cf0bd8c6bf4fabcd04f6a674ddb300fcbe010
Markdown9fec31407e026d46737c3221f35e671ef74cb2e1ef1f8d3725ed6350071a1004
PDF
Publication page998bf98069c3786fdd19d156a2228c9db53c92dfc16bf1b77021b06bb576b073
Manifest63fda368c059a3d859e512e39276b0126094a8e66424e70cb1d70a14a6f76de3

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
Signaturea7p4Zm8Ez7lZ5tAyZH7jchKCxPvOnQyAdJOeDFSSC8dkVAayWVX99e2imoGXrzCpmYOwwJP2PfTaTh8sRD73Aw==
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

2026-09-17T10:58:52.191624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051904
observed 998bf98069c3786fdd19d156a2228c9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:52.175712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051904/manifest.json
observed 63fda368c059a3d859e512e39276b012...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:52.157714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051904/publication.md
observed 9fec31407e026d46737c3221f35e671e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:52.138068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051904/publication.txt
observed cb6402d52d21a51ba1c2f7ec559cf0bd...
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.