OpenTechnical

OT-2026-000054424

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000054424) never changes.

Identity and time

Publication numberOT-2026-000054424 · never reused
Internal UUID01a0ae86-1282-76eb-b6dc-b4ce20dc006c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054424
StatusPUBLIC

Content hashes

Canonical textfb461dbe7bf90512c045516f8cfb90b66326e0c24b89689e70d0e7f136de867b
Markdown73d191996c856e50680438e7ad87d238190cbadf78e992329955ba21a4759053
PDF
Publication pageb999b45b02e19f521cac2c3e83df5cae15b7d84c1290bf99babd1a8685bb2af2
Manifest3c57c93ac32a03f53bb091d65d82029bf20a5df4b0fb96f6497f18378bce46a1

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
SignaturebOLaAuNkPZmnmSQkuWxiH9XDoKUyrgIAmE2YnQfJzIDqZ1bhB8FMcoGxMXKZvF2aW9Nwat/VkCRBh6IZrfVBDQ==
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

2026-09-17T10:53:24.472378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054424
observed b999b45b02e19f521cac2c3e83df5cae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:24.455648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054424/manifest.json
observed 3c57c93ac32a03f53bb091d65d82029b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:24.438426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054424/publication.md
observed 73d191996c856e50680438e7ad87d238...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:24.419910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054424/publication.txt
observed fb461dbe7bf90512c045516f8cfb90b6...
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.