OpenTechnical

OT-2026-000034739

Publication integrity record

Foam pad vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000034739) never changes.

Identity and time

Publication numberOT-2026-000034739 · never reused
Internal UUID01a0ae76-1ed2-76f6-bb93-bd4837d8d08e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034739
StatusPUBLIC

Content hashes

Canonical text570011ad481c135b9997e591435d9f3d63ac3f44553ee5f8a9f862a45b762796
Markdownc2c760d8182f10f4164cd47e784942bf18fba2605cb949c5407ca5f5b37f884c
PDF
Publication page26646e241eccabe56bbe6b3c074abd97f2b5de78a4b31d9963ac170e6e412818
Manifest51955467a24176a6855bbdc29319e8adc3243236fcf284baff7cf0fa33d6c4fe

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
SignaturegfLtt79WJfhSrNdOS6H8ngow0NEnnU2X2uvBpY6W13chnEE4LK1gPxePlm8pJ7aBYprs4I2jj485iN4kcvFIAA==
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

2026-09-17T11:30:13.266868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034739
observed 26646e241eccabe56bbe6b3c074abd97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.248105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034739/manifest.json
observed 51955467a24176a6855bbdc29319e8ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.223769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034739/publication.md
observed c2c760d8182f10f4164cd47e784942bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.203725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034739/publication.txt
observed 570011ad481c135b9997e591435d9f3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:41.661205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034739
observed 26646e241eccabe56bbe6b3c074abd97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:41.638459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034739/manifest.json
observed 51955467a24176a6855bbdc29319e8ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:41.618280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034739/publication.md
observed c2c760d8182f10f4164cd47e784942bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:41.599552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034739/publication.txt
observed 570011ad481c135b9997e591435d9f3d...
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.