OpenTechnical

OT-2026-000046308

Publication integrity record

Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000046308) never changes.

Identity and time

Publication numberOT-2026-000046308 · never reused
Internal UUID01a0ae7e-57cb-775f-9712-00c850647f2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046308
StatusPUBLIC

Content hashes

Canonical textd24deba7d31b9eb046d64580ecc1b2d18d3c27376001e71661b58c81e35069c5
Markdown01e114bc040f2f7fe825fa9ead036d474e5eccf0eb408c323073bd7812646141
PDF
Publication page788cd00052fe2861d8483f58a8e407e341d3e8b133f0822e4da867bebfd6b0ff
Manifest55d9ef74f002b98b264253bcf1293e8714f8526cb266b6f905b028196209be0f

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
SignaturelEkfT1wM1bR/kySf/73HRXZ4xvcZndm1mw9op+6TfQhY3xSLzIE4fqLVsLTjjVnnSHJTSsUNRW+MAdmJ82+ICg==
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

2026-09-17T11:08:16.849458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046308
observed 788cd00052fe2861d8483f58a8e407e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:16.829916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046308/manifest.json
observed 55d9ef74f002b98b264253bcf1293e87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:16.811937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046308/publication.md
observed 01e114bc040f2f7fe825fa9ead036d47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:16.793005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046308/publication.txt
observed d24deba7d31b9eb046d64580ecc1b2d1...
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.