OpenTechnical

OT-2026-000023696

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000023696) never changes.

Identity and time

Publication numberOT-2026-000023696 · never reused
Internal UUID01a0ae70-aed4-78bc-8fd7-c01c8cade172 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023696
StatusPUBLIC

Content hashes

Canonical text52af7563dd5b3332aba7a26ae5a277026eedd1e05842d793f6c398f847ead05b
Markdownf2a05dfe780ae12c3e21f992bc2f5bf6437bb52789d8241f6bcc52b54c5fcc9f
PDF
Publication page3fa7887d272f440ed286b4b42c9ba51ec42a1d3b32a5f93a6641598426ef7417
Manifestdaec2656339b1ee5038d8d9d8dc102f44ecb188db403bbc3763920059b4f95f5

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
SignaturefCyy2SzV4Llv3tc0qw4Wbzt/qHnafYBmdyRz8P3tMmJN6sF8rkIc9ABrY1wzbteSPbayHphj7t9yp7X19tL/DQ==
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

2026-09-17T11:50:01.622248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023696
observed 3fa7887d272f440ed286b4b42c9ba51e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:01.600470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023696/manifest.json
observed daec2656339b1ee5038d8d9d8dc102f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:01.579497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023696/publication.md
observed f2a05dfe780ae12c3e21f992bc2f5bf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:01.556026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023696/publication.txt
observed 52af7563dd5b3332aba7a26ae5a27702...
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.