OpenTechnical

OT-2026-000073097

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line 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-2026-000073097) never changes.

Identity and time

Publication numberOT-2026-000073097 · never reused
Internal UUID01a0ae92-c816-7d57-adaf-940e67d3439f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:10.336919Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073097
StatusPUBLIC

Content hashes

Canonical text71cd2e7bdfca5f75aaa9691e39867e2446b720acfe2e9320d95bad6b0625bc5f
Markdown052773d5576c5b4bf5b8fcbb2ba3864b2e0cd6510e8916b1742b6392462ee790
PDF
Publication page0e5ebe2f388fcf403a8592a0aab9accf2dd417f51b9f7eedd36415e2d24c546e
Manifest2412fbeb1fc365f1f26a7e3e099662d651bdd6949072784f77bdcb1069f08c6a

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
SignaturedbNmeT3ezv2yxF9vlGqij9yP644jeK7N6cWTJbhAx8nfNktYQlJfnBsPGB5xrCWT8XEnTZ7ER4TmtcYxQA0oAQ==
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

2026-09-17T10:22:03.404111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073097
observed 0e5ebe2f388fcf403a8592a0aab9accf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:03.386574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073097/manifest.json
observed 2412fbeb1fc365f1f26a7e3e099662d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:03.370238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073097/publication.md
observed 052773d5576c5b4bf5b8fcbb2ba3864b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:03.353736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073097/publication.txt
observed 71cd2e7bdfca5f75aaa9691e39867e24...
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.