OpenTechnical

OT-2026-000075207

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000075207) never changes.

Identity and time

Publication numberOT-2026-000075207 · never reused
Internal UUID01a0ae93-f200-7d91-bba0-aba5eff0afd8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075207
StatusPUBLIC

Content hashes

Canonical text8da8d5b9619f734008ceecd95df4cf871ef38cf97e931d12d3002036b4be7ce0
Markdown8c6390c106f8c94992f1131962e4a381e02d60461463134a3fb46871d7f111cc
PDF
Publication pagedda7126718c5d711b7a430d6c17fea4ac922b29faabf5cd2a9ff4f7b91d489f9
Manifest8799628227e33abc44665d2d2aef9152d0e90bb8e0c9ece77e9ba28dd326073e

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
Signature1Uo3Of0yo8l67TxkL15XzQUQX9rtGwgLYkiFYQ0Rrp4r0/RJb92upmk+YKFeCYA6V43WrRreaUkAU8VvapI6CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:28.218579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075207
observed dda7126718c5d711b7a430d6c17fea4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:27.980127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075207/manifest.json
observed 8799628227e33abc44665d2d2aef9152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:27.962695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075207/publication.md
observed 8c6390c106f8c94992f1131962e4a381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:27.943871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075207/publication.txt
observed 8da8d5b9619f734008ceecd95df4cf87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:41.955754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075207
observed dda7126718c5d711b7a430d6c17fea4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:41.815082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075207/manifest.json
observed 8799628227e33abc44665d2d2aef9152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:41.796430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075207/publication.md
observed 8c6390c106f8c94992f1131962e4a381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:41.777191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075207/publication.txt
observed 8da8d5b9619f734008ceecd95df4cf87...
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.