OpenTechnical

OT-2026-000055053

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000055053) never changes.

Identity and time

Publication numberOT-2026-000055053 · never reused
Internal UUID01a0ae86-5e81-783b-aa86-8f9d06bd89c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055053
StatusPUBLIC

Content hashes

Canonical text05273159f85958940debde679862dc2018704acd3d9d66bec9b8b0f50041ff39
Markdownff10e7b69475b50b4ec17e67209719b5d900f34aab9e376fab22e41fc6e399ee
PDF
Publication pagee5959ccfc28cb8d2ea48f70b3de932e1dcb06bf39fc303f7f23f04bf8e52d623
Manifestb86d586f61dd8447fb1791a9809360fc66a091e45d3ea3f5205eef62a666bd27

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
SignatureO848r/e1G5Jp2ZO901/EThrY222iMCmrGQIU99LVX6Eu70XmoKx1fyXlWyhUlyFnqRYxTJCZLvT121KD+z2DCA==
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

2026-09-17T10:53:12.010398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055053
observed e5959ccfc28cb8d2ea48f70b3de932e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:11.992005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055053/manifest.json
observed b86d586f61dd8447fb1791a9809360fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:11.973132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055053/publication.md
observed ff10e7b69475b50b4ec17e67209719b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:11.953707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055053/publication.txt
observed 05273159f85958940debde679862dc20...
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.