OpenTechnical

OT-2026-000026128

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000026128) never changes.

Identity and time

Publication numberOT-2026-000026128 · never reused
Internal UUID01a0ae71-a840-7a5a-8ec2-f0b6b932545e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026128
StatusPUBLIC

Content hashes

Canonical text924cd0e266f086bbcc1dfd8bcf3ee3a2e7335de86857a0a979e66f7551a2bf05
Markdownf488c985a66d3a9cc4f1222436ee99d7ba2b288cb48f79f19a7eba5195b24142
PDF
Publication pageb7ea3ef51b55e90980fec355e1a54fb28e1068159b9bfe1b54dd54412e937186
Manifest02a7aa9c0395b0a0192381470b2ed41b6babd0a3071b63e61099e5cf21ad416e

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
Signatureh8c18hwtexKmSS3N3U7Y2lapfCOIs0HNxvVrzg3wMryXR6oyk1K4NdWQxkRQQvytQN21g5VEvTARd/RWLGdQBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:38.104914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026128
observed b7ea3ef51b55e90980fec355e1a54fb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:38.087893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026128/manifest.json
observed 02a7aa9c0395b0a0192381470b2ed41b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:38.066930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026128/publication.md
observed f488c985a66d3a9cc4f1222436ee99d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:38.049368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026128/publication.txt
observed 924cd0e266f086bbcc1dfd8bcf3ee3a2...
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.