OpenTechnical

OT-2026-000055788

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000055788) never changes.

Identity and time

Publication numberOT-2026-000055788 · never reused
Internal UUID01a0ae87-09cb-7908-8ed6-5d7f53109117 · 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-2026-000055788
StatusPUBLIC

Content hashes

Canonical text3dbe400b056758767f1a5bbf7b9e54cd1b71cd2bee4e7f26fc8c05301b030789
Markdown369cd192c45bad94e265380c25153c8a645eaeb3adb7b6a909e237a105200b5d
PDF
Publication pagee20ac0c98c2115b38705607cfb93a6eb24702254233d1be37956e1cedc7f7f3c
Manifest4cd82833897026a66368b3d0b1f38bf5d169f45d69f633d5afef8bd3c4f3b355

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
Signaturem6fXuN4D00A0KpVsQwJMy9SXRm9Wj8hpLu6OPij4cY7f9Eg1/o7E7LFC/K9R/T7sP72dejqpR8cbR9pF3miDDQ==
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

2026-09-17T10:51:09.453330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055788
observed e20ac0c98c2115b38705607cfb93a6eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:09.438380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055788/manifest.json
observed 4cd82833897026a66368b3d0b1f38bf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:09.424087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055788/publication.md
observed 369cd192c45bad94e265380c25153c8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:09.408862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055788/publication.txt
observed 3dbe400b056758767f1a5bbf7b9e54cd...
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.