OpenTechnical

OT-2026-000055609

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000055609) never changes.

Identity and time

Publication numberOT-2026-000055609 · never reused
Internal UUID01a0ae86-a103-74d5-a32a-3776d1e588f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055609
StatusPUBLIC

Content hashes

Canonical text24fd5cabd02ef3bd8948806699a9edf2f50ad0ec6ec529a4733165e10df6232c
Markdown5e6a4ac7e9f0b24cbf23b645817f33fac1f6825b7f02db5c6fba0804ab2c597d
PDF
Publication page4bd2c0cde8702620156dd2df9111d7f795be463d0ec273c73daf8e8674ba8a79
Manifesta94d906509d9169867038a69251f2cbd66bb9be8af8c3c9c948c696fe7cc8e82

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
SignatureE3cHBxAtZmki5S5/3vikrLBUL23HgtGHZsePqTyXUf3K6RfpOtwiE8umEwAaGWExg/0uVyRU1m5MyNcYdv5EBg==
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

2026-09-17T10:52:51.152627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055609
observed 4bd2c0cde8702620156dd2df9111d7f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:51.136756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055609/manifest.json
observed a94d906509d9169867038a69251f2cbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:51.120451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055609/publication.md
observed 5e6a4ac7e9f0b24cbf23b645817f33fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:51.104551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055609/publication.txt
observed 24fd5cabd02ef3bd8948806699a9edf2...
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.