OpenTechnical

OT-2026-000056596

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, sustained 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-2026-000056596) never changes.

Identity and time

Publication numberOT-2026-000056596 · never reused
Internal UUID01a0ae87-7af5-7bbd-aa9d-fa8789803c16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056596
StatusPUBLIC

Content hashes

Canonical texta0af129c1e83a88eff7d5e036c155c7039c3423cfc8662e5f7362e0050a7b62d
Markdown0fe85593d05ab347f79d12d450db941f04bf064cf11986a00239978a9d1c6fd1
PDF
Publication page05cad4119ff088dd4aeb9112e9037131849777b9268ca9958399f5b7c799a4ea
Manifest6047f22643fb82ba61faf33726526570cc792e3488c7effe5a01dfe9d713ddb4

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
SignaturehcF/17mrIZUCERLw19M2BgiHL/C7LwF3EmOCpgh7YiOYLi/NHgt8NyjsaErzPUZO7Oebdvt2T+5NZMXdTkkxBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:49:56.640640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056596
observed 05cad4119ff088dd4aeb9112e9037131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:56.623533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056596/manifest.json
observed 6047f22643fb82ba61faf33726526570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:56.604496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056596/publication.md
observed 0fe85593d05ab347f79d12d450db941f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:56.585602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056596/publication.txt
observed a0af129c1e83a88eff7d5e036c155c70...
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.