OpenTechnical

OT-2026-000032859

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, pulsed blow-off before set-down

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-2026-000032859) never changes.

Identity and time

Publication numberOT-2026-000032859 · never reused
Internal UUID01a0ae75-4842-7298-b9fc-d186e923004e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032859
StatusPUBLIC

Content hashes

Canonical texte6001c62254706c281c8cc0601a4300b2f6cd814c74e77dc50f0e7a9eb69e5bf
Markdownd9b1d75c795f218f28e58eae03ae833135b286e8460b417612a5011abd02081f
PDF
Publication page293b5ff543ed96b6db9c340b49a25d396e416e11c44ede7041f82fa24fff71c6
Manifest01fa32dc1858e868dce88ef7af91bb40b93034a38e919d3e7d0cacb407b2dcf8

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
SignatureKfHKaIR8lguG/icMCE5rAzqVfF3G/eyEPnPEZ/ibVShRAcrEwKwpgnwFOZrIeUEdHYPQSMquOIoE/5tQk5B4Bg==
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

2026-09-17T11:32:19.497158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032859
observed 293b5ff543ed96b6db9c340b49a25d39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:19.478151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032859/manifest.json
observed 01fa32dc1858e868dce88ef7af91bb40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:19.460282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032859/publication.md
observed d9b1d75c795f218f28e58eae03ae8331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:19.444174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032859/publication.txt
observed e6001c62254706c281c8cc0601a4300b...
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.