OpenTechnical

OT-2026-000053134

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000053134) never changes.

Identity and time

Publication numberOT-2026-000053134 · never reused
Internal UUID01a0ae84-a432-7dd1-9a7f-f87fbd47cdfe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053134
StatusPUBLIC

Content hashes

Canonical text21ac1f795273b29a2ca16e4c5952b5c1abd614eac48d425c7c0101be2e5ff1e3
Markdown012756fd1388c73301a9145cc1a8e08e99537dde9703900b20c1a8589f56c5ce
PDF
Publication pagec851256e8997de016d1450ea583fe5d726ea9f2db904ffcf2cfa7b896c1f339c
Manifest222c237572d7acfa0d5b02d5ff5f681d6e62c7279982e9aabd402aafaac3eb42

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
SignaturetsIz9GzuDA2wq1QK7Y/TJeZy628ez26ZDngov17ZTx9L1bZF7br6fxEyaikoC+7fIE1LJttrzKqra42glysTBQ==
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

2026-09-17T10:56:51.915549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053134
observed c851256e8997de016d1450ea583fe5d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:51.897428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053134/manifest.json
observed 222c237572d7acfa0d5b02d5ff5f681d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:51.877170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053134/publication.md
observed 012756fd1388c73301a9145cc1a8e08e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:51.859894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053134/publication.txt
observed 21ac1f795273b29a2ca16e4c5952b5c1...
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.