OpenTechnical

OT-2026-000055868

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold 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-2026-000055868) never changes.

Identity and time

Publication numberOT-2026-000055868 · never reused
Internal UUID01a0ae87-0a49-7f98-b480-ce3d181bbcdf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055868
StatusPUBLIC

Content hashes

Canonical textb932b5eb82999d09dd95b3e3e30cb86c0ee4cf025c1d186abc55e6cd7f8bc214
Markdowne3451cd8c68e2684076c92952498fce7505e3a9e24b1d67d2834dad0814401ba
PDF
Publication page54f1ca72ec2c8b639785eb104d50cb2cd7505b4ff84a16ec5f861fd70a284817
Manifeste16afaf445ff09d3c739afd1d2eeea6f55573f840fab11b07d292aa30832140e

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
Signatureb1MgYYoDtJqKqazzz5mNZRo9CmJ3mPMzARD6lEok3QdFcRYlFUBDr5vPy7ABb0+pYQkW6Y/XGixge9xay3irAw==
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

2026-09-17T10:51:16.146637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055868
observed 54f1ca72ec2c8b639785eb104d50cb2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:16.129252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055868/manifest.json
observed e16afaf445ff09d3c739afd1d2eeea6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:16.111207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055868/publication.md
observed e3451cd8c68e2684076c92952498fce7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:16.094359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055868/publication.txt
observed b932b5eb82999d09dd95b3e3e30cb86c...
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.