OpenTechnical

OT-2026-000008911

Publication integrity record

Single cup vacuum gripper, 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-2026-000008911) never changes.

Identity and time

Publication numberOT-2026-000008911 · never reused
Internal UUID01a0ae6b-31b7-7bc6-b02e-43a40f7006d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008911
StatusPUBLIC

Content hashes

Canonical text68cf7c2966d40bd708d658e1c4063990aa2f4ce862cf369ddfe567fe43fbcacb
Markdownfbe056a2adecc1b83d3ddc87398a05ebf0e6c45a2046b9a7ba9859c732397a3f
PDF
Publication page02fccc47fabd831442349fc2b647167aa9e9b233e4427d0a7f89660ea0399e77
Manifest9402025870d1836c4355953fab3884b9782ba5956b50299d0a88ccf5d8ad31a7

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
SignaturerZFFejTvmHdVtAExS5CXF+o2x75865xwjSFwxoIRlgjzVWllKWaE/8bxr3KyULU6cfgjIcyWJicoSxzoKf3qBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:30.924609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008911
observed 02fccc47fabd831442349fc2b647167a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:30.904499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008911/manifest.json
observed 9402025870d1836c4355953fab3884b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:30.883921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008911/publication.md
observed fbe056a2adecc1b83d3ddc87398a05eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:30.864128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008911/publication.txt
observed 68cf7c2966d40bd708d658e1c4063990...
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.