OpenTechnical

OT-2026-000054721

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented before set-down

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-2026-000054721) never changes.

Identity and time

Publication numberOT-2026-000054721 · never reused
Internal UUID01a0ae86-1284-75c1-935f-8cb26073ac4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054721
StatusPUBLIC

Content hashes

Canonical textd5178ecf389fbb8e28239b6302e711b62537060a395c936a03c4d49a8731791f
Markdown25b3b4548b6e3295d629fcb15264f788e426af74d0d8e53b6808b1524cdd5e55
PDF
Publication pagefd8a9019cf7eb9f1882a9a925111de5ef3ce1e9193a19487c4ab2ff16d4828c9
Manifest2ba9c578b73f7cbe20b129f6958d873635619f74c50006e0fe0e14f198aa0774

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
Signaturee+8dIF4rtCNfvSmkAiMuvI4KD8to0d66yJmSc2njw+t2N2VOGVqTj65Le92jE3+f3/RW+j/ZEqX61Xuzfzg8DA==
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

2026-09-17T10:53:49.046306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054721
observed fd8a9019cf7eb9f1882a9a925111de5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:49.027148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054721/manifest.json
observed 2ba9c578b73f7cbe20b129f6958d8736...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:49.007602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054721/publication.md
observed 25b3b4548b6e3295d629fcb15264f788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:48.989164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054721/publication.txt
observed d5178ecf389fbb8e28239b6302e711b6...
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.