OpenTechnical

OT-2026-000040776

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000040776) never changes.

Identity and time

Publication numberOT-2026-000040776 · never reused
Internal UUID01a0ae79-6d0f-7c2e-ad3d-113b113167b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040776
StatusPUBLIC

Content hashes

Canonical text5a2936daf1ac8a866edbd70312d5dbbc1d38741d8ddc5a75d4db2fcb697c4e3f
Markdown64eab0f21d654833cc4eaeb30d10e0d86f8da95c344fa10203b66fb32357a73e
PDF
Publication pagecb2ae57749c5ce86c03b60f83d0550e556f4af747f72eb6a05c72668e45da2c4
Manifest2c1dc33b36321a5324604f45a1c85fe5b4868c8be9cf0b0c9430d1482564a1ff

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
Signaturer33jC1DtG7ptc1290HV86Uiq6nmYPg3LMvs35W9y0BQoFQAiNyLmQdkpKa/mKCa3//X/TXIgo5BVW8EXc+52BQ==
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

2026-09-17T11:20:04.763516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040776
observed cb2ae57749c5ce86c03b60f83d0550e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:04.748171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040776/manifest.json
observed 2c1dc33b36321a5324604f45a1c85fe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:04.732570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040776/publication.md
observed 64eab0f21d654833cc4eaeb30d10e0d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:04.715930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040776/publication.txt
observed 5a2936daf1ac8a866edbd70312d5dbbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:32.603463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040776
observed cb2ae57749c5ce86c03b60f83d0550e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:32.585507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040776/manifest.json
observed 2c1dc33b36321a5324604f45a1c85fe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:32.568311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040776/publication.md
observed 64eab0f21d654833cc4eaeb30d10e0d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:32.551981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040776/publication.txt
observed 5a2936daf1ac8a866edbd70312d5dbbc...
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.