OpenTechnical

OT-2026-000079908

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000079908) never changes.

Identity and time

Publication numberOT-2026-000079908 · never reused
Internal UUID01a0ae96-4376-7f28-a2dd-baea86fbac4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079908
StatusPUBLIC

Content hashes

Canonical text5f44ef40f6cba24b713fde157b44a6bc31796b20a9d52b2cb15f9e46391478e9
Markdown4d0e8398956b730aaf3795ba40fcd5167373094852ce61950e0c65d5c80083d4
PDF
Publication page38e67f922e29589dee8793f1016d378a6f1ca98e0e1aade4af696a72f7772da6
Manifest09a0388127aeebba788e0564abd6c99ca208a10b66b2744a4ed37c419d32db28

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
SignatureT9nL2UmHC2juNz6yvzd0KDuLTudYPaUu6JLGQQlcHC0/WGFKCOsN3EVGd1MaGF62rfALDgI8+7l/lozLUvxICA==
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

2026-09-17T10:03:48.397205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079908
observed 38e67f922e29589dee8793f1016d378a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:48.378216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079908/manifest.json
observed 09a0388127aeebba788e0564abd6c99c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:48.360375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079908/publication.md
observed 4d0e8398956b730aaf3795ba40fcd516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:48.342035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079908/publication.txt
observed 5f44ef40f6cba24b713fde157b44a6bc...
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.