OpenTechnical

OT-2026-000054702

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000054702) never changes.

Identity and time

Publication numberOT-2026-000054702 · never reused
Internal UUID01a0ae86-1284-7c56-9fd3-4c8d0ea254ad · 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-2026-000054702
StatusPUBLIC

Content hashes

Canonical text6c0e7ef3758355d7b4b5e36fbd9bb0a53a1f1773cc6b40a68f54ac887fad15fa
Markdownb0f9abba9fc06ecfbf20211b84355fad0fe54687c708ef4c80573d8558aaa218
PDF
Publication page2bc8ca5a19ce444bc4b14bb96f2654a419aaaa900b3304a35edbf30863945938
Manifest9e6454f52943facaf3933dd2274653b5b012b60310dab5d9003746c9ae75e525

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
SignatureV0n5o+WSlTk4sybLOZfpDwtFPn8RseyOFsX79IiBU7NOxbo+Uvdo2ZEBa5QPdOYjuKzosPE2uVkDb4vf++WyCg==
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

2026-09-17T10:53:47.692490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054702
observed 2bc8ca5a19ce444bc4b14bb96f2654a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:47.673317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054702/manifest.json
observed 9e6454f52943facaf3933dd2274653b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:47.653588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054702/publication.md
observed b0f9abba9fc06ecfbf20211b84355fad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:47.632847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054702/publication.txt
observed 6c0e7ef3758355d7b4b5e36fbd9bb0a5...
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.