OpenTechnical

OT-2026-000023369

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained 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-2026-000023369) never changes.

Identity and time

Publication numberOT-2026-000023369 · never reused
Internal UUID01a0ae70-7268-7757-be92-e756aeb41427 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023369
StatusPUBLIC

Content hashes

Canonical text50b0384079ea2df94a4795e7a0e8ea76c1f4006b3d870dbf338e1ee36f8ce0a2
Markdown02e4af1d70e8028a9a633f92681d4d49f90568266b4a44705e8f1bd7d9e028f7
PDF
Publication page7e7aa8bebf7a3f0311f45f6b5e4e6287db8b945de0e1cf399ad2bd8a7a7a83c9
Manifest9d841990f7672e4cbbd277e5b32e262103b4174491261c52c7507a030c841afa

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
Signature22wJRCrK2cYgDUYoGQDulSR158W62mGNVSfwIXlnhI2tH+I4KDUU5nJltKxeNSYNjV1coahc1jzcl5thFJA+Dw==
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

2026-09-17T11:51:28.176813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023369
observed 7e7aa8bebf7a3f0311f45f6b5e4e6287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:28.150855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023369/manifest.json
observed 9d841990f7672e4cbbd277e5b32e2621...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:28.117865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023369/publication.md
observed 02e4af1d70e8028a9a633f92681d4d49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:28.097884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023369/publication.txt
observed 50b0384079ea2df94a4795e7a0e8ea76...
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.