OpenTechnical

OT-2026-000046830

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000046830) never changes.

Identity and time

Publication numberOT-2026-000046830 · never reused
Internal UUID01a0ae7e-d0f5-78ed-a210-335e1aeecf0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046830
StatusPUBLIC

Content hashes

Canonical text9f453c1ae5c0d4176a90043e11d3b477e9631d25a35f0310eb8064cf634cca8c
Markdown1240a4abde428b4421dba389fa3a2325f8fd441bf71452d257158a9f2d65bf37
PDF
Publication page2781f97d4ef9e8cbac8609461eaf6039f67725db3a62091c52005a7d935c2d46
Manifestb924fdf43197eb52d20abe6981dc7abe66d66812d057f43e7f103dcfd4c935fe

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
SignatureWwlvLEqv08tuZjAjMALPUcVkVIwtPW4LsRjY8+35z8YZFC4QMsd1VHbrKiPzuSfF95XZeK4oreieNucHyKZ8CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:55.546511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046830
observed 2781f97d4ef9e8cbac8609461eaf6039...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:55.529708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046830/manifest.json
observed b924fdf43197eb52d20abe6981dc7abe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:55.512593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046830/publication.md
observed 1240a4abde428b4421dba389fa3a2325...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:55.493925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046830/publication.txt
observed 9f453c1ae5c0d4176a90043e11d3b477...
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.