OpenTechnical

OT-2026-000061616

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000061616) never changes.

Identity and time

Publication numberOT-2026-000061616 · never reused
Internal UUID01a0ae8b-7b45-7091-9c6f-74096d75ab43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061616
StatusPUBLIC

Content hashes

Canonical textb77ece0bd1e46296aecf32ecf699fcf81d06b087eff77c075a11d9280d2df4e8
Markdown5b9ac82e1a899bd7bfdff193c085fc986b3d0c154bbdc4218b26a69af34db2d4
PDF
Publication page2c451836a01ccd181fd3b3328f611fdb949be5e027870a8cc0841f84dd443f27
Manifestf2272a03a3b2a2344b20b94895c2ec1becfbbfe9a764aaf1728e90ced45d8546

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
SignatureDxhv8g1cc8YCbjsXr1EWqo+QzgNxSyU1z87NmePYQI8HnOIHPrQty7LGL4sLltHFB0FP/HZm/WVYCN4D+ciABQ==
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

2026-09-17T10:41:32.867166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061616
observed 2c451836a01ccd181fd3b3328f611fdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:32.846879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061616/manifest.json
observed f2272a03a3b2a2344b20b94895c2ec1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:32.827778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061616/publication.md
observed 5b9ac82e1a899bd7bfdff193c085fc98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:32.809370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061616/publication.txt
observed b77ece0bd1e46296aecf32ecf699fcf8...
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.