OpenTechnical

OT-2026-000052774

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000052774) never changes.

Identity and time

Publication numberOT-2026-000052774 · never reused
Internal UUID01a0ae84-a42d-7368-8b0a-4977dcffc31f · 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-2026-000052774
StatusPUBLIC

Content hashes

Canonical text70a61db7d89ff3f4e22388835063b38c5c5fd2c616f6a7df78d7f01c4e141eac
Markdown1cdde63874292882ebb491c6893430bb25f11ce770232a28de5ab6c163312119
PDF
Publication page1795545cac0fde7e6f0ca48bb02878eb3817a338b345a048b524dd947d0205a7
Manifest3f9f77286c84ac7e4140aff0681112b6cb2bc32d6f55f246f5b73ca8d00e8d18

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
Signature4LMoc+VRPqZ5FboGEk0/IkzfBhGrGV4W+j3RR/VJSorNeH0plDJoUjdCC0SiM4A35OiZPXPpwjtfHKH11NMpAQ==
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

2026-09-17T10:55:46.978496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052774
observed 1795545cac0fde7e6f0ca48bb02878eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:46.962052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052774/manifest.json
observed 3f9f77286c84ac7e4140aff0681112b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:46.943146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052774/publication.md
observed 1cdde63874292882ebb491c6893430bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:46.921694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052774/publication.txt
observed 70a61db7d89ff3f4e22388835063b38c...
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.