OpenTechnical

OT-2026-000032976

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000032976) never changes.

Identity and time

Publication numberOT-2026-000032976 · never reused
Internal UUID01a0ae75-4843-769c-8ad1-2b3c7a413bd5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032976
StatusPUBLIC

Content hashes

Canonical text81349e76e07cc58fc32641716e6499fa97f29785ac3f2b6f75eb34a2761b0420
Markdown590b3a2fa2d3dd31e379ac96efc2cd86609a518be9eca96f76728f5cb3381eb4
PDF
Publication page4bbe941a3959e08741898a08478cc1ebaa0243a559bbf350d697a8ec9ec29cfb
Manifestd3c12c1c5bb106a721ef646ee2039db07f7d88ba63a950af890f25d241807f00

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
SignatureO891X8Q34KEkqOvsTjnN8gwnn3URz8ZNxq1dkhfAL9iEUD+YSHuKGiY7D3/DSODPXpO86vja4TVRXoa5Gw68Dg==
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

2026-09-17T11:32:35.234821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032976
observed 4bbe941a3959e08741898a08478cc1eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:35.217930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032976/manifest.json
observed d3c12c1c5bb106a721ef646ee2039db0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:35.200105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032976/publication.md
observed 590b3a2fa2d3dd31e379ac96efc2cd86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:35.184087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032976/publication.txt
observed 81349e76e07cc58fc32641716e6499fa...
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.