OpenTechnical

OT-2026-000058923

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three 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-2026-000058923) never changes.

Identity and time

Publication numberOT-2026-000058923 · never reused
Internal UUID01a0ae89-479f-7a4e-99ad-4b15131909b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058923
StatusPUBLIC

Content hashes

Canonical textb735525cdc58f24c674e0683ce84bee567472f8d120b572eb014326a4ed214cc
Markdown873dd03622fa25bfc9990eaeec419d743322f283d7d4ca125e2f5839a2ea9d43
PDF
Publication pageaeeb8318f7f859ed846ea5c227d194d4eb48e59a25f20aa2b60c9e1ffbb93555
Manifest10927fe38ff9fe7184dfd11204c844f1db861ba19c28641a5f6b1ecfd75bdf89

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
SignatureSX9964Gbz/jzkjLwHteB4nHAwtzi5NlwlvhkN8F9dmtIS8QvWFTCg6jMbAUAkF36p5XzGkgJzMW52Sy6kxAODA==
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...

Independent retrieval

2026-09-17T10:46:28.775862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058923
observed aeeb8318f7f859ed846ea5c227d194d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:28.757844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058923/manifest.json
observed 10927fe38ff9fe7184dfd11204c844f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:28.738389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058923/publication.md
observed 873dd03622fa25bfc9990eaeec419d74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:28.717576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058923/publication.txt
observed b735525cdc58f24c674e0683ce84bee5...
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.