OpenTechnical

OT-2026-000034106

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, pulsed 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-2026-000034106) never changes.

Identity and time

Publication numberOT-2026-000034106 · never reused
Internal UUID01a0ae75-df0c-7450-9585-c45aae19fd80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034106
StatusPUBLIC

Content hashes

Canonical text8d655d8681582117c0d5128b20e8fcaf5dfe6725e3611f5a17c48e1b7d493643
Markdown3125c675e7edbcce460a165e9c4311fe1f6ff93d7854db062c96d7f1f50dcff3
PDF
Publication pagede78fcbf1d2fa56ef0c66f0d8134b90aadd1459f27d57928088160de06216caa
Manifest1fdd5b91098babe16897157e9966344740708b7e523c2cc357599dc89c48fd79

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
SignatureF/pwx45YusWWZkzxWMFEKkb0mHWDONEEjAp8M2YIDcg8WRothao08Yw+Oau7jsfLEJsRbfUY6fmsMQZKJmjqBQ==
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

2026-09-17T11:30:29.348433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034106
observed de78fcbf1d2fa56ef0c66f0d8134b90a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.330347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034106/manifest.json
observed 1fdd5b91098babe16897157e99663447...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.309493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034106/publication.md
observed 3125c675e7edbcce460a165e9c4311fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.288805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034106/publication.txt
observed 8d655d8681582117c0d5128b20e8fcaf...
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.