OpenTechnical

OT-2026-000062747

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000062747) never changes.

Identity and time

Publication numberOT-2026-000062747 · never reused
Internal UUID01a0ae8c-6389-7c93-bc20-f544ea9a732c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062747
StatusPUBLIC

Content hashes

Canonical text3033967e11403a3b9ee8ba37152f6f2000d97e2aff5fe9aa8b19a527ab0b19b7
Markdown45b1752d22e9bbbc7302251b766380027a46aeb2e41e2ba8a498653c096d5af3
PDF
Publication paged14b243112d4e24c350dab7e54e2f31c241ba3dc020f3a6fa693efd3800a5008
Manifest66b06f79dac96e116eda1fa51ab4dcfeccfde1466233fa57c0396ce494e38970

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
SignatureiaXhCiGg8p16H/bcnA0g6AVoGOWnkolT6CH8R7vMH3o8la2Blmy4uoAqI/QvpFEHMnbcSMW6+0kMcbq2FCRoCw==
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

2026-09-17T10:39:19.567101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062747
observed d14b243112d4e24c350dab7e54e2f31c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:19.548433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062747/manifest.json
observed 66b06f79dac96e116eda1fa51ab4dcfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:19.530581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062747/publication.md
observed 45b1752d22e9bbbc7302251b76638002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:19.513142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062747/publication.txt
observed 3033967e11403a3b9ee8ba37152f6f20...
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.