OpenTechnical

OT-2026-000055434

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, manifold 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-2026-000055434) never changes.

Identity and time

Publication numberOT-2026-000055434 · never reused
Internal UUID01a0ae86-a101-7d1f-a3f1-7bd6a05f9fc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055434
StatusPUBLIC

Content hashes

Canonical text9c079eb575f057e47dbd986860e85ff2e10098f8ef0e46e96700bd46dded433b
Markdown70ed0fdbcbec256dcf19c223f1d18f33975b363f172483291ee7a7006f6036cd
PDF
Publication page439ffad1c1beb8eca51d4112b576f39b28f7ce8c7960d743ef0de1e37c9d4396
Manifeste577a1f2dd7d43b94675600a12afb0fa7b0a76f0d996dd7f594cc785a10164e0

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
Signaturerj27O5o/37J9//rNNyGYaIhXVfUMudGxgLjfAun4Cft1n4hwmwDp8mONTIYKvSOow1BSs8shvglyZ9ojSNY2CA==
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

2026-09-17T10:52:04.996916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055434
observed 439ffad1c1beb8eca51d4112b576f39b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:04.978093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055434/manifest.json
observed e577a1f2dd7d43b94675600a12afb0fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:04.960557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055434/publication.md
observed 70ed0fdbcbec256dcf19c223f1d18f33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:04.941469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055434/publication.txt
observed 9c079eb575f057e47dbd986860e85ff2...
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.