OpenTechnical

OT-2026-000059436

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000059436) never changes.

Identity and time

Publication numberOT-2026-000059436 · never reused
Internal UUID01a0ae89-8617-75c2-a4c1-3e7e56f74a61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059436
StatusPUBLIC

Content hashes

Canonical text9e10ff69f02c432454ac4855df85ce74313c92e99f26dd09996e6d247e9de505
Markdown1924c8f31ccc7743e6c5d9e58017a2f399a0944403decdfdd2e9382c5ff17ca0
PDF
Publication pagef4a039ecf76ca12ae38b21afd3b1f7e360c8dad0bed7d1a216c58eb2ea33f5e5
Manifest0f40d980f1d6dcfc259d343fbae28177adc8b166171248582fd8cd53543326ed

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
Signatureb3UVI5GsYwWifnrUWYD0dwSC0mAvsuTR+BJosUCYLPZl+cW9hV6xIde2gkqlbJDfkDyVbBlBFQ50lUVaPmbTAg==
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

2026-09-17T10:46:07.761995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059436
observed f4a039ecf76ca12ae38b21afd3b1f7e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.742557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059436/manifest.json
observed 0f40d980f1d6dcfc259d343fbae28177...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.724113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059436/publication.md
observed 1924c8f31ccc7743e6c5d9e58017a2f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.705033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059436/publication.txt
observed 9e10ff69f02c432454ac4855df85ce74...
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.