OpenTechnical

OT-2026-000077324

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented 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-2026-000077324) never changes.

Identity and time

Publication numberOT-2026-000077324 · never reused
Internal UUID01a0ae94-f509-7b0e-9dba-f4094d3d6f6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077324
StatusPUBLIC

Content hashes

Canonical text97a9f1eb9a9404c6ac289c507a07625ed0111f3fe30748710621f7a59212c8a2
Markdown453143ebcd54de8e673e160d23e6e559c7a75a25d46ed98c8492a36e5e55d5ac
PDF
Publication page21aa153f9cf97b44aee122c802bffc046f7f4948b8241e9ce8315b013ab07965
Manifestdf7de20dcc91cad58046095ea8f1a4abbc09c4e5405280980bcaf428623438c0

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
SignaturejWF30naoJuNrRkDqCqG4USPzF9JrGXTEk/WK4f2+OvpBTo4RrGjksnFylK/uET8Q6xuOJswCoyUUVLOo1f6BBw==
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

2026-09-17T10:08:57.823973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077324
observed 21aa153f9cf97b44aee122c802bffc04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:57.804916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077324/manifest.json
observed df7de20dcc91cad58046095ea8f1a4ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:57.785351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077324/publication.md
observed 453143ebcd54de8e673e160d23e6e559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:57.765844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077324/publication.txt
observed 97a9f1eb9a9404c6ac289c507a07625e...
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.